Home / 5,443.18-7,511.46-3,085.26

Finding the Fourth Proportional to 5,443.18, 7,511.46 and 3,085.26

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Solution

The fourth proportional to 5,443.18, 7,511.46 and 3,085.26 is: 4,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.18 : 7,511.46 = 3,085.26 : x
  2. Step 2: Convert to fraction form
    5,443.18/7,511.46 = 3,085.26/x
  3. Step 3: Cross multiply
    5,443.18x = 7,511.46 × 3,085.26
  4. Step 4: Simplify right side
    5,443.18x = 23,174,807.08
  5. Step 5: Solve for x
    x = 23,174,807.08/5,443.18
  6. Step 6: Final answer
    x = 4,257.59

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Half scale
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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.