Home / 4,282.53-5,909.91-2,490.45

Finding the Fourth Proportional to 4,282.53, 5,909.91 and 2,490.45

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Solution

The fourth proportional to 4,282.53, 5,909.91 and 2,490.45 is: 3,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.53 : 5,909.91 = 2,490.45 : x
  2. Step 2: Convert to fraction form
    4,282.53/5,909.91 = 2,490.45/x
  3. Step 3: Cross multiply
    4,282.53x = 5,909.91 × 2,490.45
  4. Step 4: Simplify right side
    4,282.53x = 14,718,317.87
  5. Step 5: Solve for x
    x = 14,718,317.87/4,282.53
  6. Step 6: Final answer
    x = 3,436.83

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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.