Home / 4,656.13-6,424.45-3,397.48

Finding the Fourth Proportional to 4,656.13, 6,424.45 and 3,397.48

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Solution

The fourth proportional to 4,656.13, 6,424.45 and 3,397.48 is: 4,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.13 : 6,424.45 = 3,397.48 : x
  2. Step 2: Convert to fraction form
    4,656.13/6,424.45 = 3,397.48/x
  3. Step 3: Cross multiply
    4,656.13x = 6,424.45 × 3,397.48
  4. Step 4: Simplify right side
    4,656.13x = 21,826,915.83
  5. Step 5: Solve for x
    x = 21,826,915.83/4,656.13
  6. Step 6: Final answer
    x = 4,687.78

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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.