Home / 8,749.11-12,073.77-4,770.23

Finding the Fourth Proportional to 8,749.11, 12,073.77 and 4,770.23

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Solution

The fourth proportional to 8,749.11, 12,073.77 and 4,770.23 is: 6,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.11 : 12,073.77 = 4,770.23 : x
  2. Step 2: Convert to fraction form
    8,749.11/12,073.77 = 4,770.23/x
  3. Step 3: Cross multiply
    8,749.11x = 12,073.77 × 4,770.23
  4. Step 4: Simplify right side
    8,749.11x = 57,594,575.65
  5. Step 5: Solve for x
    x = 57,594,575.65/8,749.11
  6. Step 6: Final answer
    x = 6,582.91

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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.