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Finding the Fourth Proportional to 6,648.02, 9,167.49 and 4,657.94

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Solution

The fourth proportional to 6,648.02, 9,167.49 and 4,657.94 is: 6,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.02 : 9,167.49 = 4,657.94 : x
  2. Step 2: Convert to fraction form
    6,648.02/9,167.49 = 4,657.94/x
  3. Step 3: Cross multiply
    6,648.02x = 9,167.49 × 4,657.94
  4. Step 4: Simplify right side
    6,648.02x = 42,701,618.37
  5. Step 5: Solve for x
    x = 42,701,618.37/6,648.02
  6. Step 6: Final answer
    x = 6,423.21

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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.