Home / 2,959.74-4,439.61-1,110.70

Finding the Fourth Proportional to 2,959.74, 4,439.61 and 1,110.70

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Solution

The fourth proportional to 2,959.74, 4,439.61 and 1,110.70 is: 1,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.74 : 4,439.61 = 1,110.70 : x
  2. Step 2: Convert to fraction form
    2,959.74/4,439.61 = 1,110.70/x
  3. Step 3: Cross multiply
    2,959.74x = 4,439.61 × 1,110.70
  4. Step 4: Simplify right side
    2,959.74x = 4,931,074.13
  5. Step 5: Solve for x
    x = 4,931,074.13/2,959.74
  6. Step 6: Final answer
    x = 1,666.05

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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.