Home / 5,541.75-8,312.99-2,079.09

Finding the Fourth Proportional to 5,541.75, 8,312.99 and 2,079.09

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Solution

The fourth proportional to 5,541.75, 8,312.99 and 2,079.09 is: 3,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.75 : 8,312.99 = 2,079.09 : x
  2. Step 2: Convert to fraction form
    5,541.75/8,312.99 = 2,079.09/x
  3. Step 3: Cross multiply
    5,541.75x = 8,312.99 × 2,079.09
  4. Step 4: Simplify right side
    5,541.75x = 17,283,454.38
  5. Step 5: Solve for x
    x = 17,283,454.38/5,541.75
  6. Step 6: Final answer
    x = 3,118.77

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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.