Home / 4,412.53-6,619.42-1,292.76

Finding the Fourth Proportional to 4,412.53, 6,619.42 and 1,292.76

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Solution

The fourth proportional to 4,412.53, 6,619.42 and 1,292.76 is: 1,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.53 : 6,619.42 = 1,292.76 : x
  2. Step 2: Convert to fraction form
    4,412.53/6,619.42 = 1,292.76/x
  3. Step 3: Cross multiply
    4,412.53x = 6,619.42 × 1,292.76
  4. Step 4: Simplify right side
    4,412.53x = 8,557,315.74
  5. Step 5: Solve for x
    x = 8,557,315.74/4,412.53
  6. Step 6: Final answer
    x = 1,939.32

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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.