Home / 6,019.84-9,031.20-2,125.12

Finding the Fourth Proportional to 6,019.84, 9,031.20 and 2,125.12

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Solution

The fourth proportional to 6,019.84, 9,031.20 and 2,125.12 is: 3,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,019.84 : 9,031.20 = 2,125.12 : x
  2. Step 2: Convert to fraction form
    6,019.84/9,031.20 = 2,125.12/x
  3. Step 3: Cross multiply
    6,019.84x = 9,031.20 × 2,125.12
  4. Step 4: Simplify right side
    6,019.84x = 19,192,383.74
  5. Step 5: Solve for x
    x = 19,192,383.74/6,019.84
  6. Step 6: Final answer
    x = 3,188.19

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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.