Home / 10,715.02-16,064.74-4,476.81

Finding the Fourth Proportional to 10,715.02, 16,064.74 and 4,476.81

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Solution

The fourth proportional to 10,715.02, 16,064.74 and 4,476.81 is: 6,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715.02 : 16,064.74 = 4,476.81 : x
  2. Step 2: Convert to fraction form
    10,715.02/16,064.74 = 4,476.81/x
  3. Step 3: Cross multiply
    10,715.02x = 16,064.74 × 4,476.81
  4. Step 4: Simplify right side
    10,715.02x = 71,918,841.68
  5. Step 5: Solve for x
    x = 71,918,841.68/10,715.02
  6. Step 6: Final answer
    x = 6,711.97

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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.