Home / 5,265.54-7,901.82-2,187.54

Finding the Fourth Proportional to 5,265.54, 7,901.82 and 2,187.54

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Solution

The fourth proportional to 5,265.54, 7,901.82 and 2,187.54 is: 3,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.54 : 7,901.82 = 2,187.54 : x
  2. Step 2: Convert to fraction form
    5,265.54/7,901.82 = 2,187.54/x
  3. Step 3: Cross multiply
    5,265.54x = 7,901.82 × 2,187.54
  4. Step 4: Simplify right side
    5,265.54x = 17,285,547.32
  5. Step 5: Solve for x
    x = 17,285,547.32/5,265.54
  6. Step 6: Final answer
    x = 3,282.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.