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Finding the Fourth Proportional to 3,866.06, 5,799.53 and 2,898.32

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Solution

The fourth proportional to 3,866.06, 5,799.53 and 2,898.32 is: 4,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,866.06 : 5,799.53 = 2,898.32 : x
  2. Step 2: Convert to fraction form
    3,866.06/5,799.53 = 2,898.32/x
  3. Step 3: Cross multiply
    3,866.06x = 5,799.53 × 2,898.32
  4. Step 4: Simplify right side
    3,866.06x = 16,808,872.04
  5. Step 5: Solve for x
    x = 16,808,872.04/3,866.06
  6. Step 6: Final answer
    x = 4,347.80

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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.