Home / 10,549.60-15,826.56-3,624.64

Finding the Fourth Proportional to 10,549.60, 15,826.56 and 3,624.64

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Solution

The fourth proportional to 10,549.60, 15,826.56 and 3,624.64 is: 5,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.60 : 15,826.56 = 3,624.64 : x
  2. Step 2: Convert to fraction form
    10,549.60/15,826.56 = 3,624.64/x
  3. Step 3: Cross multiply
    10,549.60x = 15,826.56 × 3,624.64
  4. Step 4: Simplify right side
    10,549.60x = 57,365,582.44
  5. Step 5: Solve for x
    x = 57,365,582.44/10,549.60
  6. Step 6: Final answer
    x = 5,437.70

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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.