Home / 6,209.47-8,569.13-3,556.82

Finding the Fourth Proportional to 6,209.47, 8,569.13 and 3,556.82

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Solution

The fourth proportional to 6,209.47, 8,569.13 and 3,556.82 is: 4,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.47 : 8,569.13 = 3,556.82 : x
  2. Step 2: Convert to fraction form
    6,209.47/8,569.13 = 3,556.82/x
  3. Step 3: Cross multiply
    6,209.47x = 8,569.13 × 3,556.82
  4. Step 4: Simplify right side
    6,209.47x = 30,478,852.97
  5. Step 5: Solve for x
    x = 30,478,852.97/6,209.47
  6. Step 6: Final answer
    x = 4,908.45

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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.