Home / 10,013.03-15,009.74-5,572.82

Finding the Fourth Proportional to 10,013.03, 15,009.74 and 5,572.82

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Solution

The fourth proportional to 10,013.03, 15,009.74 and 5,572.82 is: 8,353.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.03 : 15,009.74 = 5,572.82 : x
  2. Step 2: Convert to fraction form
    10,013.03/15,009.74 = 5,572.82/x
  3. Step 3: Cross multiply
    10,013.03x = 15,009.74 × 5,572.82
  4. Step 4: Simplify right side
    10,013.03x = 83,646,476.35
  5. Step 5: Solve for x
    x = 83,646,476.35/10,013.03
  6. Step 6: Final answer
    x = 8,353.76

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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.