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Finding the Fourth Proportional to 4,328.84, 5,973.44 and 2,439.84

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Solution

The fourth proportional to 4,328.84, 5,973.44 and 2,439.84 is: 3,366.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.84 : 5,973.44 = 2,439.84 : x
  2. Step 2: Convert to fraction form
    4,328.84/5,973.44 = 2,439.84/x
  3. Step 3: Cross multiply
    4,328.84x = 5,973.44 × 2,439.84
  4. Step 4: Simplify right side
    4,328.84x = 14,574,237.85
  5. Step 5: Solve for x
    x = 14,574,237.85/4,328.84
  6. Step 6: Final answer
    x = 3,366.78

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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.