Home / 5,288.48-7,296.20-3,162.52

Finding the Fourth Proportional to 5,288.48, 7,296.20 and 3,162.52

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Solution

The fourth proportional to 5,288.48, 7,296.20 and 3,162.52 is: 4,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.48 : 7,296.20 = 3,162.52 : x
  2. Step 2: Convert to fraction form
    5,288.48/7,296.20 = 3,162.52/x
  3. Step 3: Cross multiply
    5,288.48x = 7,296.20 × 3,162.52
  4. Step 4: Simplify right side
    5,288.48x = 23,074,378.42
  5. Step 5: Solve for x
    x = 23,074,378.42/5,288.48
  6. Step 6: Final answer
    x = 4,363.14

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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.