Home / 4,789.87-6,613.28-3,531.07

Finding the Fourth Proportional to 4,789.87, 6,613.28 and 3,531.07

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Solution

The fourth proportional to 4,789.87, 6,613.28 and 3,531.07 is: 4,875.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.87 : 6,613.28 = 3,531.07 : x
  2. Step 2: Convert to fraction form
    4,789.87/6,613.28 = 3,531.07/x
  3. Step 3: Cross multiply
    4,789.87x = 6,613.28 × 3,531.07
  4. Step 4: Simplify right side
    4,789.87x = 23,351,954.61
  5. Step 5: Solve for x
    x = 23,351,954.61/4,789.87
  6. Step 6: Final answer
    x = 4,875.28

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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.