Home / 2,342.14-3,225.57-2,291.11

Finding the Fourth Proportional to 2,342.14, 3,225.57 and 2,291.11

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Solution

The fourth proportional to 2,342.14, 3,225.57 and 2,291.11 is: 3,155.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.14 : 3,225.57 = 2,291.11 : x
  2. Step 2: Convert to fraction form
    2,342.14/3,225.57 = 2,291.11/x
  3. Step 3: Cross multiply
    2,342.14x = 3,225.57 × 2,291.11
  4. Step 4: Simplify right side
    2,342.14x = 7,390,119.03
  5. Step 5: Solve for x
    x = 7,390,119.03/2,342.14
  6. Step 6: Final answer
    x = 3,155.29

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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.