Home / 1,552.17-2,328.26-674.64

Finding the Fourth Proportional to 1,552.17, 2,328.26 and 674.64

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Solution

The fourth proportional to 1,552.17, 2,328.26 and 674.64 is: 1,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.17 : 2,328.26 = 674.64 : x
  2. Step 2: Convert to fraction form
    1,552.17/2,328.26 = 674.64/x
  3. Step 3: Cross multiply
    1,552.17x = 2,328.26 × 674.64
  4. Step 4: Simplify right side
    1,552.17x = 1,570,733.95
  5. Step 5: Solve for x
    x = 1,570,733.95/1,552.17
  6. Step 6: Final answer
    x = 1,011.96

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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.