Home / 2,390.27-3,301.68-1,837.53

Finding the Fourth Proportional to 2,390.27, 3,301.68 and 1,837.53

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Solution

The fourth proportional to 2,390.27, 3,301.68 and 1,837.53 is: 2,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390.27 : 3,301.68 = 1,837.53 : x
  2. Step 2: Convert to fraction form
    2,390.27/3,301.68 = 1,837.53/x
  3. Step 3: Cross multiply
    2,390.27x = 3,301.68 × 1,837.53
  4. Step 4: Simplify right side
    2,390.27x = 6,066,936.05
  5. Step 5: Solve for x
    x = 6,066,936.05/2,390.27
  6. Step 6: Final answer
    x = 2,538.19

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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.