Home / 5,034.21-7,549.61-1,913.47

Finding the Fourth Proportional to 5,034.21, 7,549.61 and 1,913.47

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Solution

The fourth proportional to 5,034.21, 7,549.61 and 1,913.47 is: 2,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.21 : 7,549.61 = 1,913.47 : x
  2. Step 2: Convert to fraction form
    5,034.21/7,549.61 = 1,913.47/x
  3. Step 3: Cross multiply
    5,034.21x = 7,549.61 × 1,913.47
  4. Step 4: Simplify right side
    5,034.21x = 14,445,904.93
  5. Step 5: Solve for x
    x = 14,445,904.93/5,034.21
  6. Step 6: Final answer
    x = 2,869.55

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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.