Home / 4,614.84-6,366.54-3,218.40

Finding the Fourth Proportional to 4,614.84, 6,366.54 and 3,218.40

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Solution

The fourth proportional to 4,614.84, 6,366.54 and 3,218.40 is: 4,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.84 : 6,366.54 = 3,218.40 : x
  2. Step 2: Convert to fraction form
    4,614.84/6,366.54 = 3,218.40/x
  3. Step 3: Cross multiply
    4,614.84x = 6,366.54 × 3,218.40
  4. Step 4: Simplify right side
    4,614.84x = 20,490,072.34
  5. Step 5: Solve for x
    x = 20,490,072.34/4,614.84
  6. Step 6: Final answer
    x = 4,440.04

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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.