Home / 10,228.34-14,115.30-5,979.76

Finding the Fourth Proportional to 10,228.34, 14,115.30 and 5,979.76

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Solution

The fourth proportional to 10,228.34, 14,115.30 and 5,979.76 is: 8,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.34 : 14,115.30 = 5,979.76 : x
  2. Step 2: Convert to fraction form
    10,228.34/14,115.30 = 5,979.76/x
  3. Step 3: Cross multiply
    10,228.34x = 14,115.30 × 5,979.76
  4. Step 4: Simplify right side
    10,228.34x = 84,406,048.62
  5. Step 5: Solve for x
    x = 84,406,048.62/10,228.34
  6. Step 6: Final answer
    x = 8,252.17

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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.