Home / 7,257.42-10,887.84-2,577.24

Finding the Fourth Proportional to 7,257.42, 10,887.84 and 2,577.24

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Solution

The fourth proportional to 7,257.42, 10,887.84 and 2,577.24 is: 3,866.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.42 : 10,887.84 = 2,577.24 : x
  2. Step 2: Convert to fraction form
    7,257.42/10,887.84 = 2,577.24/x
  3. Step 3: Cross multiply
    7,257.42x = 10,887.84 × 2,577.24
  4. Step 4: Simplify right side
    7,257.42x = 28,060,614.63
  5. Step 5: Solve for x
    x = 28,060,614.63/7,257.42
  6. Step 6: Final answer
    x = 3,866.47

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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.