Home / 5,165.06-7,712.56-4,056.98

Finding the Fourth Proportional to 5,165.06, 7,712.56 and 4,056.98

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Solution

The fourth proportional to 5,165.06, 7,712.56 and 4,056.98 is: 6,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.06 : 7,712.56 = 4,056.98 : x
  2. Step 2: Convert to fraction form
    5,165.06/7,712.56 = 4,056.98/x
  3. Step 3: Cross multiply
    5,165.06x = 7,712.56 × 4,056.98
  4. Step 4: Simplify right side
    5,165.06x = 31,289,668.18
  5. Step 5: Solve for x
    x = 31,289,668.18/5,165.06
  6. Step 6: Final answer
    x = 6,057.95

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Find fourth proportional to 2,582.53, 3,856.28 and 2,028.49
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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.