Home / 9,301.80-12,836.48-5,110.05

Finding the Fourth Proportional to 9,301.80, 12,836.48 and 5,110.05

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Solution

The fourth proportional to 9,301.80, 12,836.48 and 5,110.05 is: 7,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.80 : 12,836.48 = 5,110.05 : x
  2. Step 2: Convert to fraction form
    9,301.80/12,836.48 = 5,110.05/x
  3. Step 3: Cross multiply
    9,301.80x = 12,836.48 × 5,110.05
  4. Step 4: Simplify right side
    9,301.80x = 65,595,054.62
  5. Step 5: Solve for x
    x = 65,595,054.62/9,301.80
  6. Step 6: Final answer
    x = 7,051.87

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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.