Home / 5,184.97-7,155.47-3,591.16

Finding the Fourth Proportional to 5,184.97, 7,155.47 and 3,591.16

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Solution

The fourth proportional to 5,184.97, 7,155.47 and 3,591.16 is: 4,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.97 : 7,155.47 = 3,591.16 : x
  2. Step 2: Convert to fraction form
    5,184.97/7,155.47 = 3,591.16/x
  3. Step 3: Cross multiply
    5,184.97x = 7,155.47 × 3,591.16
  4. Step 4: Simplify right side
    5,184.97x = 25,696,437.65
  5. Step 5: Solve for x
    x = 25,696,437.65/5,184.97
  6. Step 6: Final answer
    x = 4,955.95

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.