Home / 4,376.89-6,560.34-2,180.71

Finding the Fourth Proportional to 4,376.89, 6,560.34 and 2,180.71

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Solution

The fourth proportional to 4,376.89, 6,560.34 and 2,180.71 is: 3,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.89 : 6,560.34 = 2,180.71 : x
  2. Step 2: Convert to fraction form
    4,376.89/6,560.34 = 2,180.71/x
  3. Step 3: Cross multiply
    4,376.89x = 6,560.34 × 2,180.71
  4. Step 4: Simplify right side
    4,376.89x = 14,306,199.04
  5. Step 5: Solve for x
    x = 14,306,199.04/4,376.89
  6. Step 6: Final answer
    x = 3,268.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.