Home / 10,821.58-14,934.71-6,042.58

Finding the Fourth Proportional to 10,821.58, 14,934.71 and 6,042.58

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Solution

The fourth proportional to 10,821.58, 14,934.71 and 6,042.58 is: 8,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.58 : 14,934.71 = 6,042.58 : x
  2. Step 2: Convert to fraction form
    10,821.58/14,934.71 = 6,042.58/x
  3. Step 3: Cross multiply
    10,821.58x = 14,934.71 × 6,042.58
  4. Step 4: Simplify right side
    10,821.58x = 90,244,179.95
  5. Step 5: Solve for x
    x = 90,244,179.95/10,821.58
  6. Step 6: Final answer
    x = 8,339.28

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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.