Home / 6,140.19-8,473.52-3,487.65

Finding the Fourth Proportional to 6,140.19, 8,473.52 and 3,487.65

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Solution

The fourth proportional to 6,140.19, 8,473.52 and 3,487.65 is: 4,812.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.19 : 8,473.52 = 3,487.65 : x
  2. Step 2: Convert to fraction form
    6,140.19/8,473.52 = 3,487.65/x
  3. Step 3: Cross multiply
    6,140.19x = 8,473.52 × 3,487.65
  4. Step 4: Simplify right side
    6,140.19x = 29,552,672.03
  5. Step 5: Solve for x
    x = 29,552,672.03/6,140.19
  6. Step 6: Final answer
    x = 4,812.99

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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.