Home / 12,287.04-16,956.39-7,252.49

Finding the Fourth Proportional to 12,287.04, 16,956.39 and 7,252.49

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Solution

The fourth proportional to 12,287.04, 16,956.39 and 7,252.49 is: 10,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,287.04 : 16,956.39 = 7,252.49 : x
  2. Step 2: Convert to fraction form
    12,287.04/16,956.39 = 7,252.49/x
  3. Step 3: Cross multiply
    12,287.04x = 16,956.39 × 7,252.49
  4. Step 4: Simplify right side
    12,287.04x = 122,975,964.13
  5. Step 5: Solve for x
    x = 122,975,964.13/12,287.04
  6. Step 6: Final answer
    x = 10,008.59

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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.