Home / 7,280.61-10,046.91-4,452.69

Finding the Fourth Proportional to 7,280.61, 10,046.91 and 4,452.69

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Solution

The fourth proportional to 7,280.61, 10,046.91 and 4,452.69 is: 6,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.61 : 10,046.91 = 4,452.69 : x
  2. Step 2: Convert to fraction form
    7,280.61/10,046.91 = 4,452.69/x
  3. Step 3: Cross multiply
    7,280.61x = 10,046.91 × 4,452.69
  4. Step 4: Simplify right side
    7,280.61x = 44,735,775.69
  5. Step 5: Solve for x
    x = 44,735,775.69/7,280.61
  6. Step 6: Final answer
    x = 6,144.51

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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.