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Finding the Fourth Proportional to 5,460.34, 7,535.28 and 2,976.34

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Solution

The fourth proportional to 5,460.34, 7,535.28 and 2,976.34 is: 4,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.34 : 7,535.28 = 2,976.34 : x
  2. Step 2: Convert to fraction form
    5,460.34/7,535.28 = 2,976.34/x
  3. Step 3: Cross multiply
    5,460.34x = 7,535.28 × 2,976.34
  4. Step 4: Simplify right side
    5,460.34x = 22,427,555.28
  5. Step 5: Solve for x
    x = 22,427,555.28/5,460.34
  6. Step 6: Final answer
    x = 4,107.36

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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.