Home / 7,352.16-11,050.20-5,427.60

Finding the Fourth Proportional to 7,352.16, 11,050.20 and 5,427.60

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Solution

The fourth proportional to 7,352.16, 11,050.20 and 5,427.60 is: 8,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.16 : 11,050.20 = 5,427.60 : x
  2. Step 2: Convert to fraction form
    7,352.16/11,050.20 = 5,427.60/x
  3. Step 3: Cross multiply
    7,352.16x = 11,050.20 × 5,427.60
  4. Step 4: Simplify right side
    7,352.16x = 59,976,065.52
  5. Step 5: Solve for x
    x = 59,976,065.52/7,352.16
  6. Step 6: Final answer
    x = 8,157.61

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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.