Home / 1,597.28-2,204.12-889.07

Finding the Fourth Proportional to 1,597.28, 2,204.12 and 889.07

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Solution

The fourth proportional to 1,597.28, 2,204.12 and 889.07 is: 1,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.28 : 2,204.12 = 889.07 : x
  2. Step 2: Convert to fraction form
    1,597.28/2,204.12 = 889.07/x
  3. Step 3: Cross multiply
    1,597.28x = 2,204.12 × 889.07
  4. Step 4: Simplify right side
    1,597.28x = 1,959,608.17
  5. Step 5: Solve for x
    x = 1,959,608.17/1,597.28
  6. Step 6: Final answer
    x = 1,226.84

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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.