Home / 7,241.32-10,862.87-2,560.36

Finding the Fourth Proportional to 7,241.32, 10,862.87 and 2,560.36

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Solution

The fourth proportional to 7,241.32, 10,862.87 and 2,560.36 is: 3,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.32 : 10,862.87 = 2,560.36 : x
  2. Step 2: Convert to fraction form
    7,241.32/10,862.87 = 2,560.36/x
  3. Step 3: Cross multiply
    7,241.32x = 10,862.87 × 2,560.36
  4. Step 4: Simplify right side
    7,241.32x = 27,812,817.87
  5. Step 5: Solve for x
    x = 27,812,817.87/7,241.32
  6. Step 6: Final answer
    x = 3,840.85

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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.