Home / 9,639.47-14,459.20-2,713.97

Finding the Fourth Proportional to 9,639.47, 14,459.20 and 2,713.97

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Solution

The fourth proportional to 9,639.47, 14,459.20 and 2,713.97 is: 4,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.47 : 14,459.20 = 2,713.97 : x
  2. Step 2: Convert to fraction form
    9,639.47/14,459.20 = 2,713.97/x
  3. Step 3: Cross multiply
    9,639.47x = 14,459.20 × 2,713.97
  4. Step 4: Simplify right side
    9,639.47x = 39,241,835.02
  5. Step 5: Solve for x
    x = 39,241,835.02/9,639.47
  6. Step 6: Final answer
    x = 4,070.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.