Home / 10,807.28-14,914.50-6,330.41

Finding the Fourth Proportional to 10,807.28, 14,914.50 and 6,330.41

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Solution

The fourth proportional to 10,807.28, 14,914.50 and 6,330.41 is: 8,736.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.28 : 14,914.50 = 6,330.41 : x
  2. Step 2: Convert to fraction form
    10,807.28/14,914.50 = 6,330.41/x
  3. Step 3: Cross multiply
    10,807.28x = 14,914.50 × 6,330.41
  4. Step 4: Simplify right side
    10,807.28x = 94,414,899.95
  5. Step 5: Solve for x
    x = 94,414,899.95/10,807.28
  6. Step 6: Final answer
    x = 8,736.23

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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.