Home / 10,012.08-15,017.96-2,992.11

Finding the Fourth Proportional to 10,012.08, 15,017.96 and 2,992.11

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Solution

The fourth proportional to 10,012.08, 15,017.96 and 2,992.11 is: 4,488.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.08 : 15,017.96 = 2,992.11 : x
  2. Step 2: Convert to fraction form
    10,012.08/15,017.96 = 2,992.11/x
  3. Step 3: Cross multiply
    10,012.08x = 15,017.96 × 2,992.11
  4. Step 4: Simplify right side
    10,012.08x = 44,935,373.34
  5. Step 5: Solve for x
    x = 44,935,373.34/10,012.08
  6. Step 6: Final answer
    x = 4,488.12

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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.