Home / 9,365.06-12,924.61-5,174.12

Finding the Fourth Proportional to 9,365.06, 12,924.61 and 5,174.12

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Solution

The fourth proportional to 9,365.06, 12,924.61 and 5,174.12 is: 7,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.06 : 12,924.61 = 5,174.12 : x
  2. Step 2: Convert to fraction form
    9,365.06/12,924.61 = 5,174.12/x
  3. Step 3: Cross multiply
    9,365.06x = 12,924.61 × 5,174.12
  4. Step 4: Simplify right side
    9,365.06x = 66,873,502.47
  5. Step 5: Solve for x
    x = 66,873,502.47/9,365.06
  6. Step 6: Final answer
    x = 7,140.74

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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.