Home / 5,232.34-7,218.88-3,108.52

Finding the Fourth Proportional to 5,232.34, 7,218.88 and 3,108.52

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Solution

The fourth proportional to 5,232.34, 7,218.88 and 3,108.52 is: 4,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.34 : 7,218.88 = 3,108.52 : x
  2. Step 2: Convert to fraction form
    5,232.34/7,218.88 = 3,108.52/x
  3. Step 3: Cross multiply
    5,232.34x = 7,218.88 × 3,108.52
  4. Step 4: Simplify right side
    5,232.34x = 22,440,032.86
  5. Step 5: Solve for x
    x = 22,440,032.86/5,232.34
  6. Step 6: Final answer
    x = 4,288.72

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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.