Home / 2,580.03-3,560.49-1,532.70

Finding the Fourth Proportional to 2,580.03, 3,560.49 and 1,532.70

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Solution

The fourth proportional to 2,580.03, 3,560.49 and 1,532.70 is: 2,115.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.03 : 3,560.49 = 1,532.70 : x
  2. Step 2: Convert to fraction form
    2,580.03/3,560.49 = 1,532.70/x
  3. Step 3: Cross multiply
    2,580.03x = 3,560.49 × 1,532.70
  4. Step 4: Simplify right side
    2,580.03x = 5,457,163.02
  5. Step 5: Solve for x
    x = 5,457,163.02/2,580.03
  6. Step 6: Final answer
    x = 2,115.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.