Home / 4,740.52-7,107.68-1,818.84

Finding the Fourth Proportional to 4,740.52, 7,107.68 and 1,818.84

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Solution

The fourth proportional to 4,740.52, 7,107.68 and 1,818.84 is: 2,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.52 : 7,107.68 = 1,818.84 : x
  2. Step 2: Convert to fraction form
    4,740.52/7,107.68 = 1,818.84/x
  3. Step 3: Cross multiply
    4,740.52x = 7,107.68 × 1,818.84
  4. Step 4: Simplify right side
    4,740.52x = 12,927,732.69
  5. Step 5: Solve for x
    x = 12,927,732.69/4,740.52
  6. Step 6: Final answer
    x = 2,727.07

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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.