Home / 6,031.50-9,039.94-3,108.20

Finding the Fourth Proportional to 6,031.50, 9,039.94 and 3,108.20

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Solution

The fourth proportional to 6,031.50, 9,039.94 and 3,108.20 is: 4,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,031.50 : 9,039.94 = 3,108.20 : x
  2. Step 2: Convert to fraction form
    6,031.50/9,039.94 = 3,108.20/x
  3. Step 3: Cross multiply
    6,031.50x = 9,039.94 × 3,108.20
  4. Step 4: Simplify right side
    6,031.50x = 28,097,941.51
  5. Step 5: Solve for x
    x = 28,097,941.51/6,031.50
  6. Step 6: Final answer
    x = 4,658.53

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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.