Home / 6,247.32-8,621.01-3,731.10

Finding the Fourth Proportional to 6,247.32, 8,621.01 and 3,731.10

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Solution

The fourth proportional to 6,247.32, 8,621.01 and 3,731.10 is: 5,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.32 : 8,621.01 = 3,731.10 : x
  2. Step 2: Convert to fraction form
    6,247.32/8,621.01 = 3,731.10/x
  3. Step 3: Cross multiply
    6,247.32x = 8,621.01 × 3,731.10
  4. Step 4: Simplify right side
    6,247.32x = 32,165,850.41
  5. Step 5: Solve for x
    x = 32,165,850.41/6,247.32
  6. Step 6: Final answer
    x = 5,148.74

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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.