Home / 6,545.51-9,033.56-3,892.89

Finding the Fourth Proportional to 6,545.51, 9,033.56 and 3,892.89

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Solution

The fourth proportional to 6,545.51, 9,033.56 and 3,892.89 is: 5,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.51 : 9,033.56 = 3,892.89 : x
  2. Step 2: Convert to fraction form
    6,545.51/9,033.56 = 3,892.89/x
  3. Step 3: Cross multiply
    6,545.51x = 9,033.56 × 3,892.89
  4. Step 4: Simplify right side
    6,545.51x = 35,166,684.40
  5. Step 5: Solve for x
    x = 35,166,684.40/6,545.51
  6. Step 6: Final answer
    x = 5,372.64

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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.