Home / 3,742.32-5,613.12-2,510.40

Finding the Fourth Proportional to 3,742.32, 5,613.12 and 2,510.40

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Solution

The fourth proportional to 3,742.32, 5,613.12 and 2,510.40 is: 3,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.32 : 5,613.12 = 2,510.40 : x
  2. Step 2: Convert to fraction form
    3,742.32/5,613.12 = 2,510.40/x
  3. Step 3: Cross multiply
    3,742.32x = 5,613.12 × 2,510.40
  4. Step 4: Simplify right side
    3,742.32x = 14,091,176.45
  5. Step 5: Solve for x
    x = 14,091,176.45/3,742.32
  6. Step 6: Final answer
    x = 3,765.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.