Home / 6,849.80-9,451.36-4,055.48

Finding the Fourth Proportional to 6,849.80, 9,451.36 and 4,055.48

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Solution

The fourth proportional to 6,849.80, 9,451.36 and 4,055.48 is: 5,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.80 : 9,451.36 = 4,055.48 : x
  2. Step 2: Convert to fraction form
    6,849.80/9,451.36 = 4,055.48/x
  3. Step 3: Cross multiply
    6,849.80x = 9,451.36 × 4,055.48
  4. Step 4: Simplify right side
    6,849.80x = 38,329,801.45
  5. Step 5: Solve for x
    x = 38,329,801.45/6,849.80
  6. Step 6: Final answer
    x = 5,595.75

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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.