Home / 2,306.01-3,181.35-1,607.79

Finding the Fourth Proportional to 2,306.01, 3,181.35 and 1,607.79

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Solution

The fourth proportional to 2,306.01, 3,181.35 and 1,607.79 is: 2,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.01 : 3,181.35 = 1,607.79 : x
  2. Step 2: Convert to fraction form
    2,306.01/3,181.35 = 1,607.79/x
  3. Step 3: Cross multiply
    2,306.01x = 3,181.35 × 1,607.79
  4. Step 4: Simplify right side
    2,306.01x = 5,114,960.68
  5. Step 5: Solve for x
    x = 5,114,960.68/2,306.01
  6. Step 6: Final answer
    x = 2,218.10

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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.