Home / 10,492.55-15,738.84-2,700.75

Finding the Fourth Proportional to 10,492.55, 15,738.84 and 2,700.75

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Solution

The fourth proportional to 10,492.55, 15,738.84 and 2,700.75 is: 4,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492.55 : 15,738.84 = 2,700.75 : x
  2. Step 2: Convert to fraction form
    10,492.55/15,738.84 = 2,700.75/x
  3. Step 3: Cross multiply
    10,492.55x = 15,738.84 × 2,700.75
  4. Step 4: Simplify right side
    10,492.55x = 42,506,672.13
  5. Step 5: Solve for x
    x = 42,506,672.13/10,492.55
  6. Step 6: Final answer
    x = 4,051.13

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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.