Home / 10,497.28-14,487.04-5,782.38

Finding the Fourth Proportional to 10,497.28, 14,487.04 and 5,782.38

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Solution

The fourth proportional to 10,497.28, 14,487.04 and 5,782.38 is: 7,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.28 : 14,487.04 = 5,782.38 : x
  2. Step 2: Convert to fraction form
    10,497.28/14,487.04 = 5,782.38/x
  3. Step 3: Cross multiply
    10,497.28x = 14,487.04 × 5,782.38
  4. Step 4: Simplify right side
    10,497.28x = 83,769,570.36
  5. Step 5: Solve for x
    x = 83,769,570.36/10,497.28
  6. Step 6: Final answer
    x = 7,980.12

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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.