Home / 3,039.84-4,559.76-1,191.51

Finding the Fourth Proportional to 3,039.84, 4,559.76 and 1,191.51

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Solution

The fourth proportional to 3,039.84, 4,559.76 and 1,191.51 is: 1,787.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.84 : 4,559.76 = 1,191.51 : x
  2. Step 2: Convert to fraction form
    3,039.84/4,559.76 = 1,191.51/x
  3. Step 3: Cross multiply
    3,039.84x = 4,559.76 × 1,191.51
  4. Step 4: Simplify right side
    3,039.84x = 5,432,999.64
  5. Step 5: Solve for x
    x = 5,432,999.64/3,039.84
  6. Step 6: Final answer
    x = 1,787.27

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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.