Home / 7,531.79-10,400.00-4,702.46

Finding the Fourth Proportional to 7,531.79, 10,400.00 and 4,702.46

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Solution

The fourth proportional to 7,531.79, 10,400.00 and 4,702.46 is: 6,493.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.79 : 10,400.00 = 4,702.46 : x
  2. Step 2: Convert to fraction form
    7,531.79/10,400.00 = 4,702.46/x
  3. Step 3: Cross multiply
    7,531.79x = 10,400.00 × 4,702.46
  4. Step 4: Simplify right side
    7,531.79x = 48,905,508.49
  5. Step 5: Solve for x
    x = 48,905,508.49/7,531.79
  6. Step 6: Final answer
    x = 6,493.22

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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.