Home / 10,827.52-14,940.38-6,349.58

Finding the Fourth Proportional to 10,827.52, 14,940.38 and 6,349.58

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Solution

The fourth proportional to 10,827.52, 14,940.38 and 6,349.58 is: 8,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.52 : 14,940.38 = 6,349.58 : x
  2. Step 2: Convert to fraction form
    10,827.52/14,940.38 = 6,349.58/x
  3. Step 3: Cross multiply
    10,827.52x = 14,940.38 × 6,349.58
  4. Step 4: Simplify right side
    10,827.52x = 94,865,138.04
  5. Step 5: Solve for x
    x = 94,865,138.04/10,827.52
  6. Step 6: Final answer
    x = 8,761.48

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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.