Home / 10,248.14-14,146.71-6,668.21

Finding the Fourth Proportional to 10,248.14, 14,146.71 and 6,668.21

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Solution

The fourth proportional to 10,248.14, 14,146.71 and 6,668.21 is: 9,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.14 : 14,146.71 = 6,668.21 : x
  2. Step 2: Convert to fraction form
    10,248.14/14,146.71 = 6,668.21/x
  3. Step 3: Cross multiply
    10,248.14x = 14,146.71 × 6,668.21
  4. Step 4: Simplify right side
    10,248.14x = 94,333,233.09
  5. Step 5: Solve for x
    x = 94,333,233.09/10,248.14
  6. Step 6: Final answer
    x = 9,204.91

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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.