Home / 4,811.92-6,637.30-3,397.68

Finding the Fourth Proportional to 4,811.92, 6,637.30 and 3,397.68

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Solution

The fourth proportional to 4,811.92, 6,637.30 and 3,397.68 is: 4,686.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.92 : 6,637.30 = 3,397.68 : x
  2. Step 2: Convert to fraction form
    4,811.92/6,637.30 = 3,397.68/x
  3. Step 3: Cross multiply
    4,811.92x = 6,637.30 × 3,397.68
  4. Step 4: Simplify right side
    4,811.92x = 22,551,421.46
  5. Step 5: Solve for x
    x = 22,551,421.46/4,811.92
  6. Step 6: Final answer
    x = 4,686.57

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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.