Home / 3,663.04-5,055.07-1,984.52

Finding the Fourth Proportional to 3,663.04, 5,055.07 and 1,984.52

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Solution

The fourth proportional to 3,663.04, 5,055.07 and 1,984.52 is: 2,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.04 : 5,055.07 = 1,984.52 : x
  2. Step 2: Convert to fraction form
    3,663.04/5,055.07 = 1,984.52/x
  3. Step 3: Cross multiply
    3,663.04x = 5,055.07 × 1,984.52
  4. Step 4: Simplify right side
    3,663.04x = 10,031,887.52
  5. Step 5: Solve for x
    x = 10,031,887.52/3,663.04
  6. Step 6: Final answer
    x = 2,738.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.