Home / 5,291.52-7,937.23-3,212.10

Finding the Fourth Proportional to 5,291.52, 7,937.23 and 3,212.10

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Solution

The fourth proportional to 5,291.52, 7,937.23 and 3,212.10 is: 4,818.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.52 : 7,937.23 = 3,212.10 : x
  2. Step 2: Convert to fraction form
    5,291.52/7,937.23 = 3,212.10/x
  3. Step 3: Cross multiply
    5,291.52x = 7,937.23 × 3,212.10
  4. Step 4: Simplify right side
    5,291.52x = 25,495,176.48
  5. Step 5: Solve for x
    x = 25,495,176.48/5,291.52
  6. Step 6: Final answer
    x = 4,818.12

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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.