Home / 10,850.69-14,972.50-6,312.13

Finding the Fourth Proportional to 10,850.69, 14,972.50 and 6,312.13

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Solution

The fourth proportional to 10,850.69, 14,972.50 and 6,312.13 is: 8,709.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.69 : 14,972.50 = 6,312.13 : x
  2. Step 2: Convert to fraction form
    10,850.69/14,972.50 = 6,312.13/x
  3. Step 3: Cross multiply
    10,850.69x = 14,972.50 × 6,312.13
  4. Step 4: Simplify right side
    10,850.69x = 94,508,301.38
  5. Step 5: Solve for x
    x = 94,508,301.38/10,850.69
  6. Step 6: Final answer
    x = 8,709.89

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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.