Home / 10,607.33-15,905.54-5,612.40

Finding the Fourth Proportional to 10,607.33, 15,905.54 and 5,612.40

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Solution

The fourth proportional to 10,607.33, 15,905.54 and 5,612.40 is: 8,415.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.33 : 15,905.54 = 5,612.40 : x
  2. Step 2: Convert to fraction form
    10,607.33/15,905.54 = 5,612.40/x
  3. Step 3: Cross multiply
    10,607.33x = 15,905.54 × 5,612.40
  4. Step 4: Simplify right side
    10,607.33x = 89,268,252.70
  5. Step 5: Solve for x
    x = 89,268,252.70/10,607.33
  6. Step 6: Final answer
    x = 8,415.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.