Home / 2,064.18-2,847.88-1,179.36

Finding the Fourth Proportional to 2,064.18, 2,847.88 and 1,179.36

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Solution

The fourth proportional to 2,064.18, 2,847.88 and 1,179.36 is: 1,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.18 : 2,847.88 = 1,179.36 : x
  2. Step 2: Convert to fraction form
    2,064.18/2,847.88 = 1,179.36/x
  3. Step 3: Cross multiply
    2,064.18x = 2,847.88 × 1,179.36
  4. Step 4: Simplify right side
    2,064.18x = 3,358,672.81
  5. Step 5: Solve for x
    x = 3,358,672.81/2,064.18
  6. Step 6: Final answer
    x = 1,627.12

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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.