Home / 5,588.79-7,712.46-3,230.88

Finding the Fourth Proportional to 5,588.79, 7,712.46 and 3,230.88

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Solution

The fourth proportional to 5,588.79, 7,712.46 and 3,230.88 is: 4,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.79 : 7,712.46 = 3,230.88 : x
  2. Step 2: Convert to fraction form
    5,588.79/7,712.46 = 3,230.88/x
  3. Step 3: Cross multiply
    5,588.79x = 7,712.46 × 3,230.88
  4. Step 4: Simplify right side
    5,588.79x = 24,918,032.76
  5. Step 5: Solve for x
    x = 24,918,032.76/5,588.79
  6. Step 6: Final answer
    x = 4,458.57

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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.