Home / 2,823.48-4,232.07-1,178.91

Finding the Fourth Proportional to 2,823.48, 4,232.07 and 1,178.91

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Solution

The fourth proportional to 2,823.48, 4,232.07 and 1,178.91 is: 1,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.48 : 4,232.07 = 1,178.91 : x
  2. Step 2: Convert to fraction form
    2,823.48/4,232.07 = 1,178.91/x
  3. Step 3: Cross multiply
    2,823.48x = 4,232.07 × 1,178.91
  4. Step 4: Simplify right side
    2,823.48x = 4,989,229.64
  5. Step 5: Solve for x
    x = 4,989,229.64/2,823.48
  6. Step 6: Final answer
    x = 1,767.05

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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.