Home / 10,228.99-14,116.08-5,752.75

Finding the Fourth Proportional to 10,228.99, 14,116.08 and 5,752.75

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Solution

The fourth proportional to 10,228.99, 14,116.08 and 5,752.75 is: 7,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.99 : 14,116.08 = 5,752.75 : x
  2. Step 2: Convert to fraction form
    10,228.99/14,116.08 = 5,752.75/x
  3. Step 3: Cross multiply
    10,228.99x = 14,116.08 × 5,752.75
  4. Step 4: Simplify right side
    10,228.99x = 81,206,279.22
  5. Step 5: Solve for x
    x = 81,206,279.22/10,228.99
  6. Step 6: Final answer
    x = 7,938.84

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Half scale
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Double scale
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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.