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Finding the Fourth Proportional to 5,030.70, 7,543.02 and 2,256.87

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Solution

The fourth proportional to 5,030.70, 7,543.02 and 2,256.87 is: 3,383.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.70 : 7,543.02 = 2,256.87 : x
  2. Step 2: Convert to fraction form
    5,030.70/7,543.02 = 2,256.87/x
  3. Step 3: Cross multiply
    5,030.70x = 7,543.02 × 2,256.87
  4. Step 4: Simplify right side
    5,030.70x = 17,023,615.55
  5. Step 5: Solve for x
    x = 17,023,615.55/5,030.70
  6. Step 6: Final answer
    x = 3,383.95

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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.