Home / 8,795.22-12,137.55-5,437.95

Finding the Fourth Proportional to 8,795.22, 12,137.55 and 5,437.95

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Solution

The fourth proportional to 8,795.22, 12,137.55 and 5,437.95 is: 7,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.22 : 12,137.55 = 5,437.95 : x
  2. Step 2: Convert to fraction form
    8,795.22/12,137.55 = 5,437.95/x
  3. Step 3: Cross multiply
    8,795.22x = 12,137.55 × 5,437.95
  4. Step 4: Simplify right side
    8,795.22x = 66,003,390.02
  5. Step 5: Solve for x
    x = 66,003,390.02/8,795.22
  6. Step 6: Final answer
    x = 7,504.46

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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.