Home / 2,225.91-3,339.48-1,403.16

Finding the Fourth Proportional to 2,225.91, 3,339.48 and 1,403.16

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Solution

The fourth proportional to 2,225.91, 3,339.48 and 1,403.16 is: 2,105.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.91 : 3,339.48 = 1,403.16 : x
  2. Step 2: Convert to fraction form
    2,225.91/3,339.48 = 1,403.16/x
  3. Step 3: Cross multiply
    2,225.91x = 3,339.48 × 1,403.16
  4. Step 4: Simplify right side
    2,225.91x = 4,685,824.76
  5. Step 5: Solve for x
    x = 4,685,824.76/2,225.91
  6. Step 6: Final answer
    x = 2,105.13

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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.