Home / 5,522.45-7,619.73-4,031.18

Finding the Fourth Proportional to 5,522.45, 7,619.73 and 4,031.18

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Solution

The fourth proportional to 5,522.45, 7,619.73 and 4,031.18 is: 5,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.45 : 7,619.73 = 4,031.18 : x
  2. Step 2: Convert to fraction form
    5,522.45/7,619.73 = 4,031.18/x
  3. Step 3: Cross multiply
    5,522.45x = 7,619.73 × 4,031.18
  4. Step 4: Simplify right side
    5,522.45x = 30,716,503.18
  5. Step 5: Solve for x
    x = 30,716,503.18/5,522.45
  6. Step 6: Final answer
    x = 5,562.12

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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.