Home / 8,898.12-13,347.52-2,658.22

Finding the Fourth Proportional to 8,898.12, 13,347.52 and 2,658.22

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Solution

The fourth proportional to 8,898.12, 13,347.52 and 2,658.22 is: 3,987.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.12 : 13,347.52 = 2,658.22 : x
  2. Step 2: Convert to fraction form
    8,898.12/13,347.52 = 2,658.22/x
  3. Step 3: Cross multiply
    8,898.12x = 13,347.52 × 2,658.22
  4. Step 4: Simplify right side
    8,898.12x = 35,480,604.60
  5. Step 5: Solve for x
    x = 35,480,604.60/8,898.12
  6. Step 6: Final answer
    x = 3,987.43

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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.