Home / 5,592.32-7,717.12-3,107.84

Finding the Fourth Proportional to 5,592.32, 7,717.12 and 3,107.84

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Solution

The fourth proportional to 5,592.32, 7,717.12 and 3,107.84 is: 4,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,592.32 : 7,717.12 = 3,107.84 : x
  2. Step 2: Convert to fraction form
    5,592.32/7,717.12 = 3,107.84/x
  3. Step 3: Cross multiply
    5,592.32x = 7,717.12 × 3,107.84
  4. Step 4: Simplify right side
    5,592.32x = 23,983,574.22
  5. Step 5: Solve for x
    x = 23,983,574.22/5,592.32
  6. Step 6: Final answer
    x = 4,288.66

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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.