Home / 10,387.22-15,580.83-2,596.10

Finding the Fourth Proportional to 10,387.22, 15,580.83 and 2,596.10

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Solution

The fourth proportional to 10,387.22, 15,580.83 and 2,596.10 is: 3,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387.22 : 15,580.83 = 2,596.10 : x
  2. Step 2: Convert to fraction form
    10,387.22/15,580.83 = 2,596.10/x
  3. Step 3: Cross multiply
    10,387.22x = 15,580.83 × 2,596.10
  4. Step 4: Simplify right side
    10,387.22x = 40,449,392.76
  5. Step 5: Solve for x
    x = 40,449,392.76/10,387.22
  6. Step 6: Final answer
    x = 3,894.15

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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.