Home / 3,807.08-5,253.16-2,314.20

Finding the Fourth Proportional to 3,807.08, 5,253.16 and 2,314.20

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Solution

The fourth proportional to 3,807.08, 5,253.16 and 2,314.20 is: 3,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,807.08 : 5,253.16 = 2,314.20 : x
  2. Step 2: Convert to fraction form
    3,807.08/5,253.16 = 2,314.20/x
  3. Step 3: Cross multiply
    3,807.08x = 5,253.16 × 2,314.20
  4. Step 4: Simplify right side
    3,807.08x = 12,156,862.87
  5. Step 5: Solve for x
    x = 12,156,862.87/3,807.08
  6. Step 6: Final answer
    x = 3,193.22

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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.