Home / 5,290.52-7,299.54-3,165.14

Finding the Fourth Proportional to 5,290.52, 7,299.54 and 3,165.14

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Solution

The fourth proportional to 5,290.52, 7,299.54 and 3,165.14 is: 4,367.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.52 : 7,299.54 = 3,165.14 : x
  2. Step 2: Convert to fraction form
    5,290.52/7,299.54 = 3,165.14/x
  3. Step 3: Cross multiply
    5,290.52x = 7,299.54 × 3,165.14
  4. Step 4: Simplify right side
    5,290.52x = 23,104,066.04
  5. Step 5: Solve for x
    x = 23,104,066.04/5,290.52
  6. Step 6: Final answer
    x = 4,367.07

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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.