Home / 9,209.18-12,708.66-5,017.46

Finding the Fourth Proportional to 9,209.18, 12,708.66 and 5,017.46

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Solution

The fourth proportional to 9,209.18, 12,708.66 and 5,017.46 is: 6,924.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.18 : 12,708.66 = 5,017.46 : x
  2. Step 2: Convert to fraction form
    9,209.18/12,708.66 = 5,017.46/x
  3. Step 3: Cross multiply
    9,209.18x = 12,708.66 × 5,017.46
  4. Step 4: Simplify right side
    9,209.18x = 63,765,193.20
  5. Step 5: Solve for x
    x = 63,765,193.20/9,209.18
  6. Step 6: Final answer
    x = 6,924.09

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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.