Home / 3,117.24-4,676.04-2,658.24

Finding the Fourth Proportional to 3,117.24, 4,676.04 and 2,658.24

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Solution

The fourth proportional to 3,117.24, 4,676.04 and 2,658.24 is: 3,987.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.24 : 4,676.04 = 2,658.24 : x
  2. Step 2: Convert to fraction form
    3,117.24/4,676.04 = 2,658.24/x
  3. Step 3: Cross multiply
    3,117.24x = 4,676.04 × 2,658.24
  4. Step 4: Simplify right side
    3,117.24x = 12,430,036.57
  5. Step 5: Solve for x
    x = 12,430,036.57/3,117.24
  6. Step 6: Final answer
    x = 3,987.51

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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.