Home / 2,580.23-3,560.08-1,532.09

Finding the Fourth Proportional to 2,580.23, 3,560.08 and 1,532.09

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Solution

The fourth proportional to 2,580.23, 3,560.08 and 1,532.09 is: 2,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.23 : 3,560.08 = 1,532.09 : x
  2. Step 2: Convert to fraction form
    2,580.23/3,560.08 = 1,532.09/x
  3. Step 3: Cross multiply
    2,580.23x = 3,560.08 × 1,532.09
  4. Step 4: Simplify right side
    2,580.23x = 5,454,362.97
  5. Step 5: Solve for x
    x = 5,454,362.97/2,580.23
  6. Step 6: Final answer
    x = 2,113.91

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1.5x scale

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.