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Finding the Fourth Proportional to 9,162.24, 13,800.96 and 9,041.28

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Solution

The fourth proportional to 9,162.24, 13,800.96 and 9,041.28 is: 13,618.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.24 : 13,800.96 = 9,041.28 : x
  2. Step 2: Convert to fraction form
    9,162.24/13,800.96 = 9,041.28/x
  3. Step 3: Cross multiply
    9,162.24x = 13,800.96 × 9,041.28
  4. Step 4: Simplify right side
    9,162.24x = 124,778,343.63
  5. Step 5: Solve for x
    x = 124,778,343.63/9,162.24
  6. Step 6: Final answer
    x = 13,618.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.