Home / 1,508.18-2,081.16-844.92

Finding the Fourth Proportional to 1,508.18, 2,081.16 and 844.92

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Solution

The fourth proportional to 1,508.18, 2,081.16 and 844.92 is: 1,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508.18 : 2,081.16 = 844.92 : x
  2. Step 2: Convert to fraction form
    1,508.18/2,081.16 = 844.92/x
  3. Step 3: Cross multiply
    1,508.18x = 2,081.16 × 844.92
  4. Step 4: Simplify right side
    1,508.18x = 1,758,413.71
  5. Step 5: Solve for x
    x = 1,758,413.71/1,508.18
  6. Step 6: Final answer
    x = 1,165.92

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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.