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Finding the Fourth Proportional to 4,263.40, 5,881.83 and 2,669.40

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Solution

The fourth proportional to 4,263.40, 5,881.83 and 2,669.40 is: 3,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.40 : 5,881.83 = 2,669.40 : x
  2. Step 2: Convert to fraction form
    4,263.40/5,881.83 = 2,669.40/x
  3. Step 3: Cross multiply
    4,263.40x = 5,881.83 × 2,669.40
  4. Step 4: Simplify right side
    4,263.40x = 15,700,927.59
  5. Step 5: Solve for x
    x = 15,700,927.59/4,263.40
  6. Step 6: Final answer
    x = 3,682.73

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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.