Home / 4,089.02-5,642.70-2,296.38

Finding the Fourth Proportional to 4,089.02, 5,642.70 and 2,296.38

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Solution

The fourth proportional to 4,089.02, 5,642.70 and 2,296.38 is: 3,168.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.02 : 5,642.70 = 2,296.38 : x
  2. Step 2: Convert to fraction form
    4,089.02/5,642.70 = 2,296.38/x
  3. Step 3: Cross multiply
    4,089.02x = 5,642.70 × 2,296.38
  4. Step 4: Simplify right side
    4,089.02x = 12,957,783.43
  5. Step 5: Solve for x
    x = 12,957,783.43/4,089.02
  6. Step 6: Final answer
    x = 3,168.92

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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.