Home / 4,412.38-6,619.59-1,292.32

Finding the Fourth Proportional to 4,412.38, 6,619.59 and 1,292.32

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Solution

The fourth proportional to 4,412.38, 6,619.59 and 1,292.32 is: 1,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.38 : 6,619.59 = 1,292.32 : x
  2. Step 2: Convert to fraction form
    4,412.38/6,619.59 = 1,292.32/x
  3. Step 3: Cross multiply
    4,412.38x = 6,619.59 × 1,292.32
  4. Step 4: Simplify right side
    4,412.38x = 8,554,628.55
  5. Step 5: Solve for x
    x = 8,554,628.55/4,412.38
  6. Step 6: Final answer
    x = 1,938.78

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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.