Home / 2,412.15-3,328.65-1,364.19

Finding the Fourth Proportional to 2,412.15, 3,328.65 and 1,364.19

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Solution

The fourth proportional to 2,412.15, 3,328.65 and 1,364.19 is: 1,882.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.15 : 3,328.65 = 1,364.19 : x
  2. Step 2: Convert to fraction form
    2,412.15/3,328.65 = 1,364.19/x
  3. Step 3: Cross multiply
    2,412.15x = 3,328.65 × 1,364.19
  4. Step 4: Simplify right side
    2,412.15x = 4,540,911.04
  5. Step 5: Solve for x
    x = 4,540,911.04/2,412.15
  6. Step 6: Final answer
    x = 1,882.52

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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.