Home / 1,325.04-1,983.51-1,063.86

Finding the Fourth Proportional to 1,325.04, 1,983.51 and 1,063.86

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Solution

The fourth proportional to 1,325.04, 1,983.51 and 1,063.86 is: 1,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325.04 : 1,983.51 = 1,063.86 : x
  2. Step 2: Convert to fraction form
    1,325.04/1,983.51 = 1,063.86/x
  3. Step 3: Cross multiply
    1,325.04x = 1,983.51 × 1,063.86
  4. Step 4: Simplify right side
    1,325.04x = 2,110,176.95
  5. Step 5: Solve for x
    x = 2,110,176.95/1,325.04
  6. Step 6: Final answer
    x = 1,592.54

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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.