Home / 1,619.75-2,430.83-1,204.24

Finding the Fourth Proportional to 1,619.75, 2,430.83 and 1,204.24

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Solution

The fourth proportional to 1,619.75, 2,430.83 and 1,204.24 is: 1,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619.75 : 2,430.83 = 1,204.24 : x
  2. Step 2: Convert to fraction form
    1,619.75/2,430.83 = 1,204.24/x
  3. Step 3: Cross multiply
    1,619.75x = 2,430.83 × 1,204.24
  4. Step 4: Simplify right side
    1,619.75x = 2,927,302.72
  5. Step 5: Solve for x
    x = 2,927,302.72/1,619.75
  6. Step 6: Final answer
    x = 1,807.26

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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.