Home / 5,030.59-7,543.35-1,742.80

Finding the Fourth Proportional to 5,030.59, 7,543.35 and 1,742.80

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Solution

The fourth proportional to 5,030.59, 7,543.35 and 1,742.80 is: 2,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.59 : 7,543.35 = 1,742.80 : x
  2. Step 2: Convert to fraction form
    5,030.59/7,543.35 = 1,742.80/x
  3. Step 3: Cross multiply
    5,030.59x = 7,543.35 × 1,742.80
  4. Step 4: Simplify right side
    5,030.59x = 13,146,550.38
  5. Step 5: Solve for x
    x = 13,146,550.38/5,030.59
  6. Step 6: Final answer
    x = 2,613.32

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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.