Home / 7,319.18-10,099.46-4,132.44

Finding the Fourth Proportional to 7,319.18, 10,099.46 and 4,132.44

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Solution

The fourth proportional to 7,319.18, 10,099.46 and 4,132.44 is: 5,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.18 : 10,099.46 = 4,132.44 : x
  2. Step 2: Convert to fraction form
    7,319.18/10,099.46 = 4,132.44/x
  3. Step 3: Cross multiply
    7,319.18x = 10,099.46 × 4,132.44
  4. Step 4: Simplify right side
    7,319.18x = 41,735,391.82
  5. Step 5: Solve for x
    x = 41,735,391.82/7,319.18
  6. Step 6: Final answer
    x = 5,702.20

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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.