Home / 5,381.32-8,073.42-2,095.36

Finding the Fourth Proportional to 5,381.32, 8,073.42 and 2,095.36

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Solution

The fourth proportional to 5,381.32, 8,073.42 and 2,095.36 is: 3,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.32 : 8,073.42 = 2,095.36 : x
  2. Step 2: Convert to fraction form
    5,381.32/8,073.42 = 2,095.36/x
  3. Step 3: Cross multiply
    5,381.32x = 8,073.42 × 2,095.36
  4. Step 4: Simplify right side
    5,381.32x = 16,916,721.33
  5. Step 5: Solve for x
    x = 16,916,721.33/5,381.32
  6. Step 6: Final answer
    x = 3,143.60

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1.5x scale

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.