Home / 2,329.70-3,494.54-2,187.14

Finding the Fourth Proportional to 2,329.70, 3,494.54 and 2,187.14

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Solution

The fourth proportional to 2,329.70, 3,494.54 and 2,187.14 is: 3,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.70 : 3,494.54 = 2,187.14 : x
  2. Step 2: Convert to fraction form
    2,329.70/3,494.54 = 2,187.14/x
  3. Step 3: Cross multiply
    2,329.70x = 3,494.54 × 2,187.14
  4. Step 4: Simplify right side
    2,329.70x = 7,643,036.21
  5. Step 5: Solve for x
    x = 7,643,036.21/2,329.70
  6. Step 6: Final answer
    x = 3,280.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.