Home / 12,248.26-16,901.56-6,869.46

Finding the Fourth Proportional to 12,248.26, 16,901.56 and 6,869.46

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Solution

The fourth proportional to 12,248.26, 16,901.56 and 6,869.46 is: 9,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.26 : 16,901.56 = 6,869.46 : x
  2. Step 2: Convert to fraction form
    12,248.26/16,901.56 = 6,869.46/x
  3. Step 3: Cross multiply
    12,248.26x = 16,901.56 × 6,869.46
  4. Step 4: Simplify right side
    12,248.26x = 116,104,567.25
  5. Step 5: Solve for x
    x = 116,104,567.25/12,248.26
  6. Step 6: Final answer
    x = 9,479.27

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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.