Home / 3,700.04-5,079.32-3,175.16

Finding the Fourth Proportional to 3,700.04, 5,079.32 and 3,175.16

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Solution

The fourth proportional to 3,700.04, 5,079.32 and 3,175.16 is: 4,358.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.04 : 5,079.32 = 3,175.16 : x
  2. Step 2: Convert to fraction form
    3,700.04/5,079.32 = 3,175.16/x
  3. Step 3: Cross multiply
    3,700.04x = 5,079.32 × 3,175.16
  4. Step 4: Simplify right side
    3,700.04x = 16,127,653.69
  5. Step 5: Solve for x
    x = 16,127,653.69/3,700.04
  6. Step 6: Final answer
    x = 4,358.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.