Home / 5,281.52-7,287.96-3,043.22

Finding the Fourth Proportional to 5,281.52, 7,287.96 and 3,043.22

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Solution

The fourth proportional to 5,281.52, 7,287.96 and 3,043.22 is: 4,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.52 : 7,287.96 = 3,043.22 : x
  2. Step 2: Convert to fraction form
    5,281.52/7,287.96 = 3,043.22/x
  3. Step 3: Cross multiply
    5,281.52x = 7,287.96 × 3,043.22
  4. Step 4: Simplify right side
    5,281.52x = 22,178,865.63
  5. Step 5: Solve for x
    x = 22,178,865.63/5,281.52
  6. Step 6: Final answer
    x = 4,199.33

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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.