Home / 10,292.30-14,203.39-5,576.58

Finding the Fourth Proportional to 10,292.30, 14,203.39 and 5,576.58

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Solution

The fourth proportional to 10,292.30, 14,203.39 and 5,576.58 is: 7,695.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.30 : 14,203.39 = 5,576.58 : x
  2. Step 2: Convert to fraction form
    10,292.30/14,203.39 = 5,576.58/x
  3. Step 3: Cross multiply
    10,292.30x = 14,203.39 × 5,576.58
  4. Step 4: Simplify right side
    10,292.30x = 79,206,340.61
  5. Step 5: Solve for x
    x = 79,206,340.61/10,292.30
  6. Step 6: Final answer
    x = 7,695.69

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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.