Home / 4,376.74-6,539.48-4,223.62

Finding the Fourth Proportional to 4,376.74, 6,539.48 and 4,223.62

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Solution

The fourth proportional to 4,376.74, 6,539.48 and 4,223.62 is: 6,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.74 : 6,539.48 = 4,223.62 : x
  2. Step 2: Convert to fraction form
    4,376.74/6,539.48 = 4,223.62/x
  3. Step 3: Cross multiply
    4,376.74x = 6,539.48 × 4,223.62
  4. Step 4: Simplify right side
    4,376.74x = 27,620,278.52
  5. Step 5: Solve for x
    x = 27,620,278.52/4,376.74
  6. Step 6: Final answer
    x = 6,310.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.