Home / 7,445.76-11,165.04-5,268.48

Finding the Fourth Proportional to 7,445.76, 11,165.04 and 5,268.48

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Solution

The fourth proportional to 7,445.76, 11,165.04 and 5,268.48 is: 7,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.76 : 11,165.04 = 5,268.48 : x
  2. Step 2: Convert to fraction form
    7,445.76/11,165.04 = 5,268.48/x
  3. Step 3: Cross multiply
    7,445.76x = 11,165.04 × 5,268.48
  4. Step 4: Simplify right side
    7,445.76x = 58,822,789.94
  5. Step 5: Solve for x
    x = 58,822,789.94/7,445.76
  6. Step 6: Final answer
    x = 7,900.17

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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.