Home / 4,031.19-6,049.12-1,690.99

Finding the Fourth Proportional to 4,031.19, 6,049.12 and 1,690.99

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Solution

The fourth proportional to 4,031.19, 6,049.12 and 1,690.99 is: 2,537.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.19 : 6,049.12 = 1,690.99 : x
  2. Step 2: Convert to fraction form
    4,031.19/6,049.12 = 1,690.99/x
  3. Step 3: Cross multiply
    4,031.19x = 6,049.12 × 1,690.99
  4. Step 4: Simplify right side
    4,031.19x = 10,228,990.53
  5. Step 5: Solve for x
    x = 10,228,990.53/4,031.19
  6. Step 6: Final answer
    x = 2,537.46

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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.