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Finding the Fourth Proportional to 5,652.91, 7,799.63 and 3,385.00

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Solution

The fourth proportional to 5,652.91, 7,799.63 and 3,385.00 is: 4,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.91 : 7,799.63 = 3,385.00 : x
  2. Step 2: Convert to fraction form
    5,652.91/7,799.63 = 3,385.00/x
  3. Step 3: Cross multiply
    5,652.91x = 7,799.63 × 3,385.00
  4. Step 4: Simplify right side
    5,652.91x = 26,401,691.63
  5. Step 5: Solve for x
    x = 26,401,691.63/5,652.91
  6. Step 6: Final answer
    x = 4,670.46

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Double scale
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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.