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Finding the Fourth Proportional to 6,150.90, 8,488.08 and 3,498.70

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Solution

The fourth proportional to 6,150.90, 8,488.08 and 3,498.70 is: 4,828.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,150.90 : 8,488.08 = 3,498.70 : x
  2. Step 2: Convert to fraction form
    6,150.90/8,488.08 = 3,498.70/x
  3. Step 3: Cross multiply
    6,150.90x = 8,488.08 × 3,498.70
  4. Step 4: Simplify right side
    6,150.90x = 29,697,245.50
  5. Step 5: Solve for x
    x = 29,697,245.50/6,150.90
  6. Step 6: Final answer
    x = 4,828.11

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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.