Home / 10,267.52-14,171.39-6,488.28

Finding the Fourth Proportional to 10,267.52, 14,171.39 and 6,488.28

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Solution

The fourth proportional to 10,267.52, 14,171.39 and 6,488.28 is: 8,955.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.52 : 14,171.39 = 6,488.28 : x
  2. Step 2: Convert to fraction form
    10,267.52/14,171.39 = 6,488.28/x
  3. Step 3: Cross multiply
    10,267.52x = 14,171.39 × 6,488.28
  4. Step 4: Simplify right side
    10,267.52x = 91,947,949.30
  5. Step 5: Solve for x
    x = 91,947,949.30/10,267.52
  6. Step 6: Final answer
    x = 8,955.23

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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.