Home / 3,051.28-4,577.46-1,106.20

Finding the Fourth Proportional to 3,051.28, 4,577.46 and 1,106.20

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Solution

The fourth proportional to 3,051.28, 4,577.46 and 1,106.20 is: 1,659.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.28 : 4,577.46 = 1,106.20 : x
  2. Step 2: Convert to fraction form
    3,051.28/4,577.46 = 1,106.20/x
  3. Step 3: Cross multiply
    3,051.28x = 4,577.46 × 1,106.20
  4. Step 4: Simplify right side
    3,051.28x = 5,063,586.25
  5. Step 5: Solve for x
    x = 5,063,586.25/3,051.28
  6. Step 6: Final answer
    x = 1,659.50

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Half scale
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Double scale
Find fourth proportional to 3,052.28, 4,578.96 and 1,107.20
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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.