Home / 9,301.13-12,835.60-5,109.38

Finding the Fourth Proportional to 9,301.13, 12,835.60 and 5,109.38

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Solution

The fourth proportional to 9,301.13, 12,835.60 and 5,109.38 is: 7,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.13 : 12,835.60 = 5,109.38 : x
  2. Step 2: Convert to fraction form
    9,301.13/12,835.60 = 5,109.38/x
  3. Step 3: Cross multiply
    9,301.13x = 12,835.60 × 5,109.38
  4. Step 4: Simplify right side
    9,301.13x = 65,581,880.98
  5. Step 5: Solve for x
    x = 65,581,880.98/9,301.13
  6. Step 6: Final answer
    x = 7,050.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.