Home / 2,412.56-3,328.80-1,364.24

Finding the Fourth Proportional to 2,412.56, 3,328.80 and 1,364.24

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Solution

The fourth proportional to 2,412.56, 3,328.80 and 1,364.24 is: 1,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.56 : 3,328.80 = 1,364.24 : x
  2. Step 2: Convert to fraction form
    2,412.56/3,328.80 = 1,364.24/x
  3. Step 3: Cross multiply
    2,412.56x = 3,328.80 × 1,364.24
  4. Step 4: Simplify right side
    2,412.56x = 4,541,282.11
  5. Step 5: Solve for x
    x = 4,541,282.11/2,412.56
  6. Step 6: Final answer
    x = 1,882.35

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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.