Home / 8,074.98-11,143.47-4,538.22

Finding the Fourth Proportional to 8,074.98, 11,143.47 and 4,538.22

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Solution

The fourth proportional to 8,074.98, 11,143.47 and 4,538.22 is: 6,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.98 : 11,143.47 = 4,538.22 : x
  2. Step 2: Convert to fraction form
    8,074.98/11,143.47 = 4,538.22/x
  3. Step 3: Cross multiply
    8,074.98x = 11,143.47 × 4,538.22
  4. Step 4: Simplify right side
    8,074.98x = 50,571,518.42
  5. Step 5: Solve for x
    x = 50,571,518.42/8,074.98
  6. Step 6: Final answer
    x = 6,262.74

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Half scale
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Double scale
Find fourth proportional to 8,075.98, 11,144.85 and 4,539.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.