Home / 3,512.67-5,269.05-1,047.30

Finding the Fourth Proportional to 3,512.67, 5,269.05 and 1,047.30

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Solution

The fourth proportional to 3,512.67, 5,269.05 and 1,047.30 is: 1,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.67 : 5,269.05 = 1,047.30 : x
  2. Step 2: Convert to fraction form
    3,512.67/5,269.05 = 1,047.30/x
  3. Step 3: Cross multiply
    3,512.67x = 5,269.05 × 1,047.30
  4. Step 4: Simplify right side
    3,512.67x = 5,518,276.07
  5. Step 5: Solve for x
    x = 5,518,276.07/3,512.67
  6. Step 6: Final answer
    x = 1,570.96

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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.