Home / 8,010.12-12,013.51-2,165.36

Finding the Fourth Proportional to 8,010.12, 12,013.51 and 2,165.36

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Solution

The fourth proportional to 8,010.12, 12,013.51 and 2,165.36 is: 3,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.12 : 12,013.51 = 2,165.36 : x
  2. Step 2: Convert to fraction form
    8,010.12/12,013.51 = 2,165.36/x
  3. Step 3: Cross multiply
    8,010.12x = 12,013.51 × 2,165.36
  4. Step 4: Simplify right side
    8,010.12x = 26,013,574.01
  5. Step 5: Solve for x
    x = 26,013,574.01/8,010.12
  6. Step 6: Final answer
    x = 3,247.59

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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.