Home / 9,503.55-13,114.85-5,254.56

Finding the Fourth Proportional to 9,503.55, 13,114.85 and 5,254.56

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Solution

The fourth proportional to 9,503.55, 13,114.85 and 5,254.56 is: 7,251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,503.55 : 13,114.85 = 5,254.56 : x
  2. Step 2: Convert to fraction form
    9,503.55/13,114.85 = 5,254.56/x
  3. Step 3: Cross multiply
    9,503.55x = 13,114.85 × 5,254.56
  4. Step 4: Simplify right side
    9,503.55x = 68,912,739.94
  5. Step 5: Solve for x
    x = 68,912,739.94/9,503.55
  6. Step 6: Final answer
    x = 7,251.26

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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.