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Finding the Fourth Proportional to 6,417.55, 9,608.95 and 3,333.07

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Solution

The fourth proportional to 6,417.55, 9,608.95 and 3,333.07 is: 4,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.55 : 9,608.95 = 3,333.07 : x
  2. Step 2: Convert to fraction form
    6,417.55/9,608.95 = 3,333.07/x
  3. Step 3: Cross multiply
    6,417.55x = 9,608.95 × 3,333.07
  4. Step 4: Simplify right side
    6,417.55x = 32,027,302.98
  5. Step 5: Solve for x
    x = 32,027,302.98/6,417.55
  6. Step 6: Final answer
    x = 4,990.58

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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.