Home / 5,357.51-8,045.18-3,613.74

Finding the Fourth Proportional to 5,357.51, 8,045.18 and 3,613.74

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Solution

The fourth proportional to 5,357.51, 8,045.18 and 3,613.74 is: 5,426.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.51 : 8,045.18 = 3,613.74 : x
  2. Step 2: Convert to fraction form
    5,357.51/8,045.18 = 3,613.74/x
  3. Step 3: Cross multiply
    5,357.51x = 8,045.18 × 3,613.74
  4. Step 4: Simplify right side
    5,357.51x = 29,073,170.70
  5. Step 5: Solve for x
    x = 29,073,170.70/5,357.51
  6. Step 6: Final answer
    x = 5,426.63

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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.