Home / 4,651.85-6,416.91-2,761.53

Finding the Fourth Proportional to 4,651.85, 6,416.91 and 2,761.53

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Solution

The fourth proportional to 4,651.85, 6,416.91 and 2,761.53 is: 3,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.85 : 6,416.91 = 2,761.53 : x
  2. Step 2: Convert to fraction form
    4,651.85/6,416.91 = 2,761.53/x
  3. Step 3: Cross multiply
    4,651.85x = 6,416.91 × 2,761.53
  4. Step 4: Simplify right side
    4,651.85x = 17,720,489.47
  5. Step 5: Solve for x
    x = 17,720,489.47/4,651.85
  6. Step 6: Final answer
    x = 3,809.35

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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.