Home / 8,675.63-13,013.45-2,101.83

Finding the Fourth Proportional to 8,675.63, 13,013.45 and 2,101.83

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Solution

The fourth proportional to 8,675.63, 13,013.45 and 2,101.83 is: 3,152.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.63 : 13,013.45 = 2,101.83 : x
  2. Step 2: Convert to fraction form
    8,675.63/13,013.45 = 2,101.83/x
  3. Step 3: Cross multiply
    8,675.63x = 13,013.45 × 2,101.83
  4. Step 4: Simplify right side
    8,675.63x = 27,352,008.19
  5. Step 5: Solve for x
    x = 27,352,008.19/8,675.63
  6. Step 6: Final answer
    x = 3,152.74

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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.