Home / 10,809.37-14,915.61-6,332.10

Finding the Fourth Proportional to 10,809.37, 14,915.61 and 6,332.10

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Solution

The fourth proportional to 10,809.37, 14,915.61 and 6,332.10 is: 8,737.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809.37 : 14,915.61 = 6,332.10 : x
  2. Step 2: Convert to fraction form
    10,809.37/14,915.61 = 6,332.10/x
  3. Step 3: Cross multiply
    10,809.37x = 14,915.61 × 6,332.10
  4. Step 4: Simplify right side
    10,809.37x = 94,447,134.08
  5. Step 5: Solve for x
    x = 94,447,134.08/10,809.37
  6. Step 6: Final answer
    x = 8,737.52

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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.