Home / 3,213.02-4,434.45-2,034.20

Finding the Fourth Proportional to 3,213.02, 4,434.45 and 2,034.20

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Solution

The fourth proportional to 3,213.02, 4,434.45 and 2,034.20 is: 2,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213.02 : 4,434.45 = 2,034.20 : x
  2. Step 2: Convert to fraction form
    3,213.02/4,434.45 = 2,034.20/x
  3. Step 3: Cross multiply
    3,213.02x = 4,434.45 × 2,034.20
  4. Step 4: Simplify right side
    3,213.02x = 9,020,561.65
  5. Step 5: Solve for x
    x = 9,020,561.65/3,213.02
  6. Step 6: Final answer
    x = 2,807.50

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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.