Home / 4,302.65-6,448.14-1,836.78

Finding the Fourth Proportional to 4,302.65, 6,448.14 and 1,836.78

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Solution

The fourth proportional to 4,302.65, 6,448.14 and 1,836.78 is: 2,752.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.65 : 6,448.14 = 1,836.78 : x
  2. Step 2: Convert to fraction form
    4,302.65/6,448.14 = 1,836.78/x
  3. Step 3: Cross multiply
    4,302.65x = 6,448.14 × 1,836.78
  4. Step 4: Simplify right side
    4,302.65x = 11,843,814.59
  5. Step 5: Solve for x
    x = 11,843,814.59/4,302.65
  6. Step 6: Final answer
    x = 2,752.68

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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.