Home / 10,265.52-14,157.72-6,681.36

Finding the Fourth Proportional to 10,265.52, 14,157.72 and 6,681.36

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Solution

The fourth proportional to 10,265.52, 14,157.72 and 6,681.36 is: 9,214.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.52 : 14,157.72 = 6,681.36 : x
  2. Step 2: Convert to fraction form
    10,265.52/14,157.72 = 6,681.36/x
  3. Step 3: Cross multiply
    10,265.52x = 14,157.72 × 6,681.36
  4. Step 4: Simplify right side
    10,265.52x = 94,592,824.10
  5. Step 5: Solve for x
    x = 94,592,824.10/10,265.52
  6. Step 6: Final answer
    x = 9,214.62

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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.