Home / 5,030.36-7,542.80-1,743.18

Finding the Fourth Proportional to 5,030.36, 7,542.80 and 1,743.18

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Solution

The fourth proportional to 5,030.36, 7,542.80 and 1,743.18 is: 2,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.36 : 7,542.80 = 1,743.18 : x
  2. Step 2: Convert to fraction form
    5,030.36/7,542.80 = 1,743.18/x
  3. Step 3: Cross multiply
    5,030.36x = 7,542.80 × 1,743.18
  4. Step 4: Simplify right side
    5,030.36x = 13,148,458.10
  5. Step 5: Solve for x
    x = 13,148,458.10/5,030.36
  6. Step 6: Final answer
    x = 2,613.82

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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.