Home / 7,344.75-10,137.15-4,362.21

Finding the Fourth Proportional to 7,344.75, 10,137.15 and 4,362.21

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Solution

The fourth proportional to 7,344.75, 10,137.15 and 4,362.21 is: 6,020.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.75 : 10,137.15 = 4,362.21 : x
  2. Step 2: Convert to fraction form
    7,344.75/10,137.15 = 4,362.21/x
  3. Step 3: Cross multiply
    7,344.75x = 10,137.15 × 4,362.21
  4. Step 4: Simplify right side
    7,344.75x = 44,220,377.10
  5. Step 5: Solve for x
    x = 44,220,377.10/7,344.75
  6. Step 6: Final answer
    x = 6,020.68

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Double scale
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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.