Home / 1,724.64-2,597.20-1,553.32

Finding the Fourth Proportional to 1,724.64, 2,597.20 and 1,553.32

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Solution

The fourth proportional to 1,724.64, 2,597.20 and 1,553.32 is: 2,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724.64 : 2,597.20 = 1,553.32 : x
  2. Step 2: Convert to fraction form
    1,724.64/2,597.20 = 1,553.32/x
  3. Step 3: Cross multiply
    1,724.64x = 2,597.20 × 1,553.32
  4. Step 4: Simplify right side
    1,724.64x = 4,034,282.70
  5. Step 5: Solve for x
    x = 4,034,282.70/1,724.64
  6. Step 6: Final answer
    x = 2,339.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.