Home / 4,412.52-6,619.73-1,490.79

Finding the Fourth Proportional to 4,412.52, 6,619.73 and 1,490.79

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Solution

The fourth proportional to 4,412.52, 6,619.73 and 1,490.79 is: 2,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.52 : 6,619.73 = 1,490.79 : x
  2. Step 2: Convert to fraction form
    4,412.52/6,619.73 = 1,490.79/x
  3. Step 3: Cross multiply
    4,412.52x = 6,619.73 × 1,490.79
  4. Step 4: Simplify right side
    4,412.52x = 9,868,619.83
  5. Step 5: Solve for x
    x = 9,868,619.83/4,412.52
  6. Step 6: Final answer
    x = 2,236.50

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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.