Home / 1,027.12-1,541.14-565.20

Finding the Fourth Proportional to 1,027.12, 1,541.14 and 565.20

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Solution

The fourth proportional to 1,027.12, 1,541.14 and 565.20 is: 848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027.12 : 1,541.14 = 565.20 : x
  2. Step 2: Convert to fraction form
    1,027.12/1,541.14 = 565.20/x
  3. Step 3: Cross multiply
    1,027.12x = 1,541.14 × 565.20
  4. Step 4: Simplify right side
    1,027.12x = 871,052.33
  5. Step 5: Solve for x
    x = 871,052.33/1,027.12
  6. Step 6: Final answer
    x = 848.05

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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.