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Finding the Fourth Proportional to 3,017.87, 4,526.81 and 1,832.21

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Solution

The fourth proportional to 3,017.87, 4,526.81 and 1,832.21 is: 2,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.87 : 4,526.81 = 1,832.21 : x
  2. Step 2: Convert to fraction form
    3,017.87/4,526.81 = 1,832.21/x
  3. Step 3: Cross multiply
    3,017.87x = 4,526.81 × 1,832.21
  4. Step 4: Simplify right side
    3,017.87x = 8,294,066.55
  5. Step 5: Solve for x
    x = 8,294,066.55/3,017.87
  6. Step 6: Final answer
    x = 2,748.32

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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.