Home / 9,012.60-13,521.96-5,552.28

Finding the Fourth Proportional to 9,012.60, 13,521.96 and 5,552.28

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Solution

The fourth proportional to 9,012.60, 13,521.96 and 5,552.28 is: 8,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.60 : 13,521.96 = 5,552.28 : x
  2. Step 2: Convert to fraction form
    9,012.60/13,521.96 = 5,552.28/x
  3. Step 3: Cross multiply
    9,012.60x = 13,521.96 × 5,552.28
  4. Step 4: Simplify right side
    9,012.60x = 75,077,708.07
  5. Step 5: Solve for x
    x = 75,077,708.07/9,012.60
  6. Step 6: Final answer
    x = 8,330.31

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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.