Home / 5,300.13-7,947.09-2,013.47

Finding the Fourth Proportional to 5,300.13, 7,947.09 and 2,013.47

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Solution

The fourth proportional to 5,300.13, 7,947.09 and 2,013.47 is: 3,019.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.13 : 7,947.09 = 2,013.47 : x
  2. Step 2: Convert to fraction form
    5,300.13/7,947.09 = 2,013.47/x
  3. Step 3: Cross multiply
    5,300.13x = 7,947.09 × 2,013.47
  4. Step 4: Simplify right side
    5,300.13x = 16,001,187.57
  5. Step 5: Solve for x
    x = 16,001,187.57/5,300.13
  6. Step 6: Final answer
    x = 3,019.02

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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.