Home / 3,609-4,981.19-2,476.22

Finding the Fourth Proportional to 3,609, 4,981.19 and 2,476.22

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Solution

The fourth proportional to 3,609, 4,981.19 and 2,476.22 is: 3,417.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609 : 4,981.19 = 2,476.22 : x
  2. Step 2: Convert to fraction form
    3,609/4,981.19 = 2,476.22/x
  3. Step 3: Cross multiply
    3,609x = 4,981.19 × 2,476.22
  4. Step 4: Simplify right side
    3,609x = 12,334,485.01
  5. Step 5: Solve for x
    x = 12,334,485.01/3,609
  6. Step 6: Final answer
    x = 3,417.70

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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.