Home / 6,556.03-9,044.45-4,430.79

Finding the Fourth Proportional to 6,556.03, 9,044.45 and 4,430.79

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Solution

The fourth proportional to 6,556.03, 9,044.45 and 4,430.79 is: 6,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.03 : 9,044.45 = 4,430.79 : x
  2. Step 2: Convert to fraction form
    6,556.03/9,044.45 = 4,430.79/x
  3. Step 3: Cross multiply
    6,556.03x = 9,044.45 × 4,430.79
  4. Step 4: Simplify right side
    6,556.03x = 40,074,053.08
  5. Step 5: Solve for x
    x = 40,074,053.08/6,556.03
  6. Step 6: Final answer
    x = 6,112.55

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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.