Home / 4,585.66-6,878.51-1,122.91

Finding the Fourth Proportional to 4,585.66, 6,878.51 and 1,122.91

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Solution

The fourth proportional to 4,585.66, 6,878.51 and 1,122.91 is: 1,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.66 : 6,878.51 = 1,122.91 : x
  2. Step 2: Convert to fraction form
    4,585.66/6,878.51 = 1,122.91/x
  3. Step 3: Cross multiply
    4,585.66x = 6,878.51 × 1,122.91
  4. Step 4: Simplify right side
    4,585.66x = 7,723,947.66
  5. Step 5: Solve for x
    x = 7,723,947.66/4,585.66
  6. Step 6: Final answer
    x = 1,684.37

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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.