Home / 3,132.18-4,727.70-3,132.18

Finding the Fourth Proportional to 3,132.18, 4,727.70 and 3,132.18

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Solution

The fourth proportional to 3,132.18, 4,727.70 and 3,132.18 is: 4,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.18 : 4,727.70 = 3,132.18 : x
  2. Step 2: Convert to fraction form
    3,132.18/4,727.70 = 3,132.18/x
  3. Step 3: Cross multiply
    3,132.18x = 4,727.70 × 3,132.18
  4. Step 4: Simplify right side
    3,132.18x = 14,808,007.39
  5. Step 5: Solve for x
    x = 14,808,007.39/3,132.18
  6. Step 6: Final answer
    x = 4,727.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.