Home / 5,646.58-7,791.36-3,549.22

Finding the Fourth Proportional to 5,646.58, 7,791.36 and 3,549.22

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Solution

The fourth proportional to 5,646.58, 7,791.36 and 3,549.22 is: 4,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.58 : 7,791.36 = 3,549.22 : x
  2. Step 2: Convert to fraction form
    5,646.58/7,791.36 = 3,549.22/x
  3. Step 3: Cross multiply
    5,646.58x = 7,791.36 × 3,549.22
  4. Step 4: Simplify right side
    5,646.58x = 27,653,250.74
  5. Step 5: Solve for x
    x = 27,653,250.74/5,646.58
  6. Step 6: Final answer
    x = 4,897.35

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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.