Home / 5,749.24-8,631.15-4,889.02

Finding the Fourth Proportional to 5,749.24, 8,631.15 and 4,889.02

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Solution

The fourth proportional to 5,749.24, 8,631.15 and 4,889.02 is: 7,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.24 : 8,631.15 = 4,889.02 : x
  2. Step 2: Convert to fraction form
    5,749.24/8,631.15 = 4,889.02/x
  3. Step 3: Cross multiply
    5,749.24x = 8,631.15 × 4,889.02
  4. Step 4: Simplify right side
    5,749.24x = 42,197,864.97
  5. Step 5: Solve for x
    x = 42,197,864.97/5,749.24
  6. Step 6: Final answer
    x = 7,339.73

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1.5x scale

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.