Home / 9,167.06-12,648.93-5,979.51

Finding the Fourth Proportional to 9,167.06, 12,648.93 and 5,979.51

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Solution

The fourth proportional to 9,167.06, 12,648.93 and 5,979.51 is: 8,250.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.06 : 12,648.93 = 5,979.51 : x
  2. Step 2: Convert to fraction form
    9,167.06/12,648.93 = 5,979.51/x
  3. Step 3: Cross multiply
    9,167.06x = 12,648.93 × 5,979.51
  4. Step 4: Simplify right side
    9,167.06x = 75,634,403.42
  5. Step 5: Solve for x
    x = 75,634,403.42/9,167.06
  6. Step 6: Final answer
    x = 8,250.68

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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.