Home / 3,275.04-4,912.57-1,887.50

Finding the Fourth Proportional to 3,275.04, 4,912.57 and 1,887.50

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Solution

The fourth proportional to 3,275.04, 4,912.57 and 1,887.50 is: 2,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.04 : 4,912.57 = 1,887.50 : x
  2. Step 2: Convert to fraction form
    3,275.04/4,912.57 = 1,887.50/x
  3. Step 3: Cross multiply
    3,275.04x = 4,912.57 × 1,887.50
  4. Step 4: Simplify right side
    3,275.04x = 9,272,441.87
  5. Step 5: Solve for x
    x = 9,272,441.87/3,275.04
  6. Step 6: Final answer
    x = 2,831.24

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