Home / 4,449.07-6,139.31-2,560.15

Finding the Fourth Proportional to 4,449.07, 6,139.31 and 2,560.15

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Solution

The fourth proportional to 4,449.07, 6,139.31 and 2,560.15 is: 3,532.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.07 : 6,139.31 = 2,560.15 : x
  2. Step 2: Convert to fraction form
    4,449.07/6,139.31 = 2,560.15/x
  3. Step 3: Cross multiply
    4,449.07x = 6,139.31 × 2,560.15
  4. Step 4: Simplify right side
    4,449.07x = 15,717,526.35
  5. Step 5: Solve for x
    x = 15,717,526.35/4,449.07
  6. Step 6: Final answer
    x = 3,532.77

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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.