Home / 10,459.28-14,440.56-6,484.64

Finding the Fourth Proportional to 10,459.28, 14,440.56 and 6,484.64

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Solution

The fourth proportional to 10,459.28, 14,440.56 and 6,484.64 is: 8,952.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.28 : 14,440.56 = 6,484.64 : x
  2. Step 2: Convert to fraction form
    10,459.28/14,440.56 = 6,484.64/x
  3. Step 3: Cross multiply
    10,459.28x = 14,440.56 × 6,484.64
  4. Step 4: Simplify right side
    10,459.28x = 93,641,833.00
  5. Step 5: Solve for x
    x = 93,641,833.00/10,459.28
  6. Step 6: Final answer
    x = 8,952.99

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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.