Home / 1,924.06-2,884.37-753.79

Finding the Fourth Proportional to 1,924.06, 2,884.37 and 753.79

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Solution

The fourth proportional to 1,924.06, 2,884.37 and 753.79 is: 1,130.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.06 : 2,884.37 = 753.79 : x
  2. Step 2: Convert to fraction form
    1,924.06/2,884.37 = 753.79/x
  3. Step 3: Cross multiply
    1,924.06x = 2,884.37 × 753.79
  4. Step 4: Simplify right side
    1,924.06x = 2,174,209.26
  5. Step 5: Solve for x
    x = 2,174,209.26/1,924.06
  6. Step 6: Final answer
    x = 1,130.01

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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.