Home / 12,526.74-17,286.69-6,937.62

Finding the Fourth Proportional to 12,526.74, 17,286.69 and 6,937.62

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Solution

The fourth proportional to 12,526.74, 17,286.69 and 6,937.62 is: 9,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.74 : 17,286.69 = 6,937.62 : x
  2. Step 2: Convert to fraction form
    12,526.74/17,286.69 = 6,937.62/x
  3. Step 3: Cross multiply
    12,526.74x = 17,286.69 × 6,937.62
  4. Step 4: Simplify right side
    12,526.74x = 119,928,486.28
  5. Step 5: Solve for x
    x = 119,928,486.28/12,526.74
  6. Step 6: Final answer
    x = 9,573.80

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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.