Home / 5,281.60-7,286.32-3,184.52

Finding the Fourth Proportional to 5,281.60, 7,286.32 and 3,184.52

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Solution

The fourth proportional to 5,281.60, 7,286.32 and 3,184.52 is: 4,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.60 : 7,286.32 = 3,184.52 : x
  2. Step 2: Convert to fraction form
    5,281.60/7,286.32 = 3,184.52/x
  3. Step 3: Cross multiply
    5,281.60x = 7,286.32 × 3,184.52
  4. Step 4: Simplify right side
    5,281.60x = 23,203,431.77
  5. Step 5: Solve for x
    x = 23,203,431.77/5,281.60
  6. Step 6: Final answer
    x = 4,393.26

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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.