Home / 8,673.46-13,006.13-3,126.07

Finding the Fourth Proportional to 8,673.46, 13,006.13 and 3,126.07

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Solution

The fourth proportional to 8,673.46, 13,006.13 and 3,126.07 is: 4,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.46 : 13,006.13 = 3,126.07 : x
  2. Step 2: Convert to fraction form
    8,673.46/13,006.13 = 3,126.07/x
  3. Step 3: Cross multiply
    8,673.46x = 13,006.13 × 3,126.07
  4. Step 4: Simplify right side
    8,673.46x = 40,658,024.66
  5. Step 5: Solve for x
    x = 40,658,024.66/8,673.46
  6. Step 6: Final answer
    x = 4,687.64

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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.