Home / 9,209.08-12,708.54-5,017.33

Finding the Fourth Proportional to 9,209.08, 12,708.54 and 5,017.33

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Solution

The fourth proportional to 9,209.08, 12,708.54 and 5,017.33 is: 6,923.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.08 : 12,708.54 = 5,017.33 : x
  2. Step 2: Convert to fraction form
    9,209.08/12,708.54 = 5,017.33/x
  3. Step 3: Cross multiply
    9,209.08x = 12,708.54 × 5,017.33
  4. Step 4: Simplify right side
    9,209.08x = 63,762,939.00
  5. Step 5: Solve for x
    x = 63,762,939.00/9,209.08
  6. Step 6: Final answer
    x = 6,923.92

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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.