Home / 10,663.28-14,715.39-5,883.40

Finding the Fourth Proportional to 10,663.28, 14,715.39 and 5,883.40

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Solution

The fourth proportional to 10,663.28, 14,715.39 and 5,883.40 is: 8,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.28 : 14,715.39 = 5,883.40 : x
  2. Step 2: Convert to fraction form
    10,663.28/14,715.39 = 5,883.40/x
  3. Step 3: Cross multiply
    10,663.28x = 14,715.39 × 5,883.40
  4. Step 4: Simplify right side
    10,663.28x = 86,576,525.53
  5. Step 5: Solve for x
    x = 86,576,525.53/10,663.28
  6. Step 6: Final answer
    x = 8,119.13

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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.