Home / 1,595.48-2,201.56-932.20

Finding the Fourth Proportional to 1,595.48, 2,201.56 and 932.20

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Solution

The fourth proportional to 1,595.48, 2,201.56 and 932.20 is: 1,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.48 : 2,201.56 = 932.20 : x
  2. Step 2: Convert to fraction form
    1,595.48/2,201.56 = 932.20/x
  3. Step 3: Cross multiply
    1,595.48x = 2,201.56 × 932.20
  4. Step 4: Simplify right side
    1,595.48x = 2,052,294.23
  5. Step 5: Solve for x
    x = 2,052,294.23/1,595.48
  6. Step 6: Final answer
    x = 1,286.32

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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.