Home / 4,097.24-6,145.72-1,323.70

Finding the Fourth Proportional to 4,097.24, 6,145.72 and 1,323.70

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Solution

The fourth proportional to 4,097.24, 6,145.72 and 1,323.70 is: 1,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097.24 : 6,145.72 = 1,323.70 : x
  2. Step 2: Convert to fraction form
    4,097.24/6,145.72 = 1,323.70/x
  3. Step 3: Cross multiply
    4,097.24x = 6,145.72 × 1,323.70
  4. Step 4: Simplify right side
    4,097.24x = 8,135,089.56
  5. Step 5: Solve for x
    x = 8,135,089.56/4,097.24
  6. Step 6: Final answer
    x = 1,985.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.