Home / 5,397.38-7,444.41-4,071.14

Finding the Fourth Proportional to 5,397.38, 7,444.41 and 4,071.14

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Solution

The fourth proportional to 5,397.38, 7,444.41 and 4,071.14 is: 5,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.38 : 7,444.41 = 4,071.14 : x
  2. Step 2: Convert to fraction form
    5,397.38/7,444.41 = 4,071.14/x
  3. Step 3: Cross multiply
    5,397.38x = 7,444.41 × 4,071.14
  4. Step 4: Simplify right side
    5,397.38x = 30,307,235.33
  5. Step 5: Solve for x
    x = 30,307,235.33/5,397.38
  6. Step 6: Final answer
    x = 5,615.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.