Home / 5,898.77-8,140.59-3,246.15

Finding the Fourth Proportional to 5,898.77, 8,140.59 and 3,246.15

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Solution

The fourth proportional to 5,898.77, 8,140.59 and 3,246.15 is: 4,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.77 : 8,140.59 = 3,246.15 : x
  2. Step 2: Convert to fraction form
    5,898.77/8,140.59 = 3,246.15/x
  3. Step 3: Cross multiply
    5,898.77x = 8,140.59 × 3,246.15
  4. Step 4: Simplify right side
    5,898.77x = 26,425,576.23
  5. Step 5: Solve for x
    x = 26,425,576.23/5,898.77
  6. Step 6: Final answer
    x = 4,479.85

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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.