Home / 5,823.40-8,036.18-3,170.76

Finding the Fourth Proportional to 5,823.40, 8,036.18 and 3,170.76

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Solution

The fourth proportional to 5,823.40, 8,036.18 and 3,170.76 is: 4,375.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,823.40 : 8,036.18 = 3,170.76 : x
  2. Step 2: Convert to fraction form
    5,823.40/8,036.18 = 3,170.76/x
  3. Step 3: Cross multiply
    5,823.40x = 8,036.18 × 3,170.76
  4. Step 4: Simplify right side
    5,823.40x = 25,480,798.10
  5. Step 5: Solve for x
    x = 25,480,798.10/5,823.40
  6. Step 6: Final answer
    x = 4,375.59

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Double scale
Find fourth proportional to 5,824.40, 8,037.56 and 3,171.76
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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.