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Finding the Fourth Proportional to 4,641.50, 6,962.90 and 1,354.83

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Solution

The fourth proportional to 4,641.50, 6,962.90 and 1,354.83 is: 2,032.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.50 : 6,962.90 = 1,354.83 : x
  2. Step 2: Convert to fraction form
    4,641.50/6,962.90 = 1,354.83/x
  3. Step 3: Cross multiply
    4,641.50x = 6,962.90 × 1,354.83
  4. Step 4: Simplify right side
    4,641.50x = 9,433,539.03
  5. Step 5: Solve for x
    x = 9,433,539.03/4,641.50
  6. Step 6: Final answer
    x = 2,032.44

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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.