Home / 5,470.52-7,549.95-3,113.03

Finding the Fourth Proportional to 5,470.52, 7,549.95 and 3,113.03

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Solution

The fourth proportional to 5,470.52, 7,549.95 and 3,113.03 is: 4,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.52 : 7,549.95 = 3,113.03 : x
  2. Step 2: Convert to fraction form
    5,470.52/7,549.95 = 3,113.03/x
  3. Step 3: Cross multiply
    5,470.52x = 7,549.95 × 3,113.03
  4. Step 4: Simplify right side
    5,470.52x = 23,503,220.85
  5. Step 5: Solve for x
    x = 23,503,220.85/5,470.52
  6. Step 6: Final answer
    x = 4,296.34

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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.