Home / 10,013.01-15,001.69-8,537.19

Finding the Fourth Proportional to 10,013.01, 15,001.69 and 8,537.19

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Solution

The fourth proportional to 10,013.01, 15,001.69 and 8,537.19 is: 12,790.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.01 : 15,001.69 = 8,537.19 : x
  2. Step 2: Convert to fraction form
    10,013.01/15,001.69 = 8,537.19/x
  3. Step 3: Cross multiply
    10,013.01x = 15,001.69 × 8,537.19
  4. Step 4: Simplify right side
    10,013.01x = 128,072,277.85
  5. Step 5: Solve for x
    x = 128,072,277.85/10,013.01
  6. Step 6: Final answer
    x = 12,790.59

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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.