Home / 12,017.18-16,583.15-6,711.89

Finding the Fourth Proportional to 12,017.18, 16,583.15 and 6,711.89

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Solution

The fourth proportional to 12,017.18, 16,583.15 and 6,711.89 is: 9,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.18 : 16,583.15 = 6,711.89 : x
  2. Step 2: Convert to fraction form
    12,017.18/16,583.15 = 6,711.89/x
  3. Step 3: Cross multiply
    12,017.18x = 16,583.15 × 6,711.89
  4. Step 4: Simplify right side
    12,017.18x = 111,304,162.18
  5. Step 5: Solve for x
    x = 111,304,162.18/12,017.18
  6. Step 6: Final answer
    x = 9,262.09

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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.