Home / 2,412.28-3,328.53-1,364.14

Finding the Fourth Proportional to 2,412.28, 3,328.53 and 1,364.14

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Solution

The fourth proportional to 2,412.28, 3,328.53 and 1,364.14 is: 1,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.28 : 3,328.53 = 1,364.14 : x
  2. Step 2: Convert to fraction form
    2,412.28/3,328.53 = 1,364.14/x
  3. Step 3: Cross multiply
    2,412.28x = 3,328.53 × 1,364.14
  4. Step 4: Simplify right side
    2,412.28x = 4,540,580.91
  5. Step 5: Solve for x
    x = 4,540,580.91/2,412.28
  6. Step 6: Final answer
    x = 1,882.28

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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.