Home / 8,432.82-11,637.06-4,655.92

Finding the Fourth Proportional to 8,432.82, 11,637.06 and 4,655.92

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Solution

The fourth proportional to 8,432.82, 11,637.06 and 4,655.92 is: 6,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.82 : 11,637.06 = 4,655.92 : x
  2. Step 2: Convert to fraction form
    8,432.82/11,637.06 = 4,655.92/x
  3. Step 3: Cross multiply
    8,432.82x = 11,637.06 × 4,655.92
  4. Step 4: Simplify right side
    8,432.82x = 54,181,138.93
  5. Step 5: Solve for x
    x = 54,181,138.93/8,432.82
  6. Step 6: Final answer
    x = 6,425.03

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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.