Home / 2,412.24-3,328.91-1,417.56

Finding the Fourth Proportional to 2,412.24, 3,328.91 and 1,417.56

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Solution

The fourth proportional to 2,412.24, 3,328.91 and 1,417.56 is: 1,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.24 : 3,328.91 = 1,417.56 : x
  2. Step 2: Convert to fraction form
    2,412.24/3,328.91 = 1,417.56/x
  3. Step 3: Cross multiply
    2,412.24x = 3,328.91 × 1,417.56
  4. Step 4: Simplify right side
    2,412.24x = 4,718,929.66
  5. Step 5: Solve for x
    x = 4,718,929.66/2,412.24
  6. Step 6: Final answer
    x = 1,956.24

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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.