Home / 10,377.88-15,566.69-2,586.76

Finding the Fourth Proportional to 10,377.88, 15,566.69 and 2,586.76

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Solution

The fourth proportional to 10,377.88, 15,566.69 and 2,586.76 is: 3,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.88 : 15,566.69 = 2,586.76 : x
  2. Step 2: Convert to fraction form
    10,377.88/15,566.69 = 2,586.76/x
  3. Step 3: Cross multiply
    10,377.88x = 15,566.69 × 2,586.76
  4. Step 4: Simplify right side
    10,377.88x = 40,267,278.09
  5. Step 5: Solve for x
    x = 40,267,278.09/10,377.88
  6. Step 6: Final answer
    x = 3,880.11

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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.