Home / 1,052.18-1,451.91-580.07

Finding the Fourth Proportional to 1,052.18, 1,451.91 and 580.07

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Solution

The fourth proportional to 1,052.18, 1,451.91 and 580.07 is: 800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052.18 : 1,451.91 = 580.07 : x
  2. Step 2: Convert to fraction form
    1,052.18/1,451.91 = 580.07/x
  3. Step 3: Cross multiply
    1,052.18x = 1,451.91 × 580.07
  4. Step 4: Simplify right side
    1,052.18x = 842,215.24
  5. Step 5: Solve for x
    x = 842,215.24/1,052.18
  6. Step 6: Final answer
    x = 800.45

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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.