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Finding the Fourth Proportional to 6,435.90, 9,654.30 and 2,737.71

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Solution

The fourth proportional to 6,435.90, 9,654.30 and 2,737.71 is: 4,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435.90 : 9,654.30 = 2,737.71 : x
  2. Step 2: Convert to fraction form
    6,435.90/9,654.30 = 2,737.71/x
  3. Step 3: Cross multiply
    6,435.90x = 9,654.30 × 2,737.71
  4. Step 4: Simplify right side
    6,435.90x = 26,430,673.65
  5. Step 5: Solve for x
    x = 26,430,673.65/6,435.90
  6. Step 6: Final answer
    x = 4,106.76

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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.