Home / 4,621.47-6,377.31-2,632.11

Finding the Fourth Proportional to 4,621.47, 6,377.31 and 2,632.11

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Solution

The fourth proportional to 4,621.47, 6,377.31 and 2,632.11 is: 3,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.47 : 6,377.31 = 2,632.11 : x
  2. Step 2: Convert to fraction form
    4,621.47/6,377.31 = 2,632.11/x
  3. Step 3: Cross multiply
    4,621.47x = 6,377.31 × 2,632.11
  4. Step 4: Simplify right side
    4,621.47x = 16,785,781.42
  5. Step 5: Solve for x
    x = 16,785,781.42/4,621.47
  6. Step 6: Final answer
    x = 3,632.13

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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.