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Finding the Fourth Proportional to 6,220.82, 8,592.95 and 4,609.00

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Solution

The fourth proportional to 6,220.82, 8,592.95 and 4,609.00 is: 6,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.82 : 8,592.95 = 4,609.00 : x
  2. Step 2: Convert to fraction form
    6,220.82/8,592.95 = 4,609.00/x
  3. Step 3: Cross multiply
    6,220.82x = 8,592.95 × 4,609.00
  4. Step 4: Simplify right side
    6,220.82x = 39,604,862.02
  5. Step 5: Solve for x
    x = 39,604,862.02/6,220.82
  6. Step 6: Final answer
    x = 6,366.50

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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.