Home / 4,737.84-7,107.78-1,816.14

Finding the Fourth Proportional to 4,737.84, 7,107.78 and 1,816.14

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Solution

The fourth proportional to 4,737.84, 7,107.78 and 1,816.14 is: 2,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737.84 : 7,107.78 = 1,816.14 : x
  2. Step 2: Convert to fraction form
    4,737.84/7,107.78 = 1,816.14/x
  3. Step 3: Cross multiply
    4,737.84x = 7,107.78 × 1,816.14
  4. Step 4: Simplify right side
    4,737.84x = 12,908,723.57
  5. Step 5: Solve for x
    x = 12,908,723.57/4,737.84
  6. Step 6: Final answer
    x = 2,724.60

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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.