Home / 6,208.20-9,312.57-3,089.70

Finding the Fourth Proportional to 6,208.20, 9,312.57 and 3,089.70

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Solution

The fourth proportional to 6,208.20, 9,312.57 and 3,089.70 is: 4,634.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.20 : 9,312.57 = 3,089.70 : x
  2. Step 2: Convert to fraction form
    6,208.20/9,312.57 = 3,089.70/x
  3. Step 3: Cross multiply
    6,208.20x = 9,312.57 × 3,089.70
  4. Step 4: Simplify right side
    6,208.20x = 28,773,047.53
  5. Step 5: Solve for x
    x = 28,773,047.53/6,208.20
  6. Step 6: Final answer
    x = 4,634.68

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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.