Home / 12,484.47-18,710.29-6,162.82

Finding the Fourth Proportional to 12,484.47, 18,710.29 and 6,162.82

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Solution

The fourth proportional to 12,484.47, 18,710.29 and 6,162.82 is: 9,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.47 : 18,710.29 = 6,162.82 : x
  2. Step 2: Convert to fraction form
    12,484.47/18,710.29 = 6,162.82/x
  3. Step 3: Cross multiply
    12,484.47x = 18,710.29 × 6,162.82
  4. Step 4: Simplify right side
    12,484.47x = 115,308,149.42
  5. Step 5: Solve for x
    x = 115,308,149.42/12,484.47
  6. Step 6: Final answer
    x = 9,236.13

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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.