Home / 9,208.86-12,708.23-5,017.11

Finding the Fourth Proportional to 9,208.86, 12,708.23 and 5,017.11

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Solution

The fourth proportional to 9,208.86, 12,708.23 and 5,017.11 is: 6,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208.86 : 12,708.23 = 5,017.11 : x
  2. Step 2: Convert to fraction form
    9,208.86/12,708.23 = 5,017.11/x
  3. Step 3: Cross multiply
    9,208.86x = 12,708.23 × 5,017.11
  4. Step 4: Simplify right side
    9,208.86x = 63,758,587.82
  5. Step 5: Solve for x
    x = 63,758,587.82/9,208.86
  6. Step 6: Final answer
    x = 6,923.61

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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.