Home / 12,164.84-18,248.70-4,264.94

Finding the Fourth Proportional to 12,164.84, 18,248.70 and 4,264.94

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Solution

The fourth proportional to 12,164.84, 18,248.70 and 4,264.94 is: 6,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.84 : 18,248.70 = 4,264.94 : x
  2. Step 2: Convert to fraction form
    12,164.84/18,248.70 = 4,264.94/x
  3. Step 3: Cross multiply
    12,164.84x = 18,248.70 × 4,264.94
  4. Step 4: Simplify right side
    12,164.84x = 77,829,610.58
  5. Step 5: Solve for x
    x = 77,829,610.58/12,164.84
  6. Step 6: Final answer
    x = 6,397.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.