Home / 8,432.93-11,636.84-4,655.49

Finding the Fourth Proportional to 8,432.93, 11,636.84 and 4,655.49

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Solution

The fourth proportional to 8,432.93, 11,636.84 and 4,655.49 is: 6,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.93 : 11,636.84 = 4,655.49 : x
  2. Step 2: Convert to fraction form
    8,432.93/11,636.84 = 4,655.49/x
  3. Step 3: Cross multiply
    8,432.93x = 11,636.84 × 4,655.49
  4. Step 4: Simplify right side
    8,432.93x = 54,175,192.25
  5. Step 5: Solve for x
    x = 54,175,192.25/8,432.93
  6. Step 6: Final answer
    x = 6,424.24

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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.