Home / 12,252.38-16,908.64-6,663.74

Finding the Fourth Proportional to 12,252.38, 16,908.64 and 6,663.74

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Solution

The fourth proportional to 12,252.38, 16,908.64 and 6,663.74 is: 9,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.38 : 16,908.64 = 6,663.74 : x
  2. Step 2: Convert to fraction form
    12,252.38/16,908.64 = 6,663.74/x
  3. Step 3: Cross multiply
    12,252.38x = 16,908.64 × 6,663.74
  4. Step 4: Simplify right side
    12,252.38x = 112,674,679.51
  5. Step 5: Solve for x
    x = 112,674,679.51/12,252.38
  6. Step 6: Final answer
    x = 9,196.15

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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.