Home / 8,173.36-12,260.04-5,712.98

Finding the Fourth Proportional to 8,173.36, 12,260.04 and 5,712.98

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Solution

The fourth proportional to 8,173.36, 12,260.04 and 5,712.98 is: 8,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.36 : 12,260.04 = 5,712.98 : x
  2. Step 2: Convert to fraction form
    8,173.36/12,260.04 = 5,712.98/x
  3. Step 3: Cross multiply
    8,173.36x = 12,260.04 × 5,712.98
  4. Step 4: Simplify right side
    8,173.36x = 70,041,363.32
  5. Step 5: Solve for x
    x = 70,041,363.32/8,173.36
  6. Step 6: Final answer
    x = 8,569.47

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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.