Home / 8,347.35-11,518.90-4,570.32

Finding the Fourth Proportional to 8,347.35, 11,518.90 and 4,570.32

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Solution

The fourth proportional to 8,347.35, 11,518.90 and 4,570.32 is: 6,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.35 : 11,518.90 = 4,570.32 : x
  2. Step 2: Convert to fraction form
    8,347.35/11,518.90 = 4,570.32/x
  3. Step 3: Cross multiply
    8,347.35x = 11,518.90 × 4,570.32
  4. Step 4: Simplify right side
    8,347.35x = 52,645,047.62
  5. Step 5: Solve for x
    x = 52,645,047.62/8,347.35
  6. Step 6: Final answer
    x = 6,306.80

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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.