Home / 6,537.40-9,021.59-3,553.20

Finding the Fourth Proportional to 6,537.40, 9,021.59 and 3,553.20

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Solution

The fourth proportional to 6,537.40, 9,021.59 and 3,553.20 is: 4,903.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.40 : 9,021.59 = 3,553.20 : x
  2. Step 2: Convert to fraction form
    6,537.40/9,021.59 = 3,553.20/x
  3. Step 3: Cross multiply
    6,537.40x = 9,021.59 × 3,553.20
  4. Step 4: Simplify right side
    6,537.40x = 32,055,509.15
  5. Step 5: Solve for x
    x = 32,055,509.15/6,537.40
  6. Step 6: Final answer
    x = 4,903.41

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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.