Home / 5,342.30-7,371.96-2,984.48

Finding the Fourth Proportional to 5,342.30, 7,371.96 and 2,984.48

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Solution

The fourth proportional to 5,342.30, 7,371.96 and 2,984.48 is: 4,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.30 : 7,371.96 = 2,984.48 : x
  2. Step 2: Convert to fraction form
    5,342.30/7,371.96 = 2,984.48/x
  3. Step 3: Cross multiply
    5,342.30x = 7,371.96 × 2,984.48
  4. Step 4: Simplify right side
    5,342.30x = 22,001,467.18
  5. Step 5: Solve for x
    x = 22,001,467.18/5,342.30
  6. Step 6: Final answer
    x = 4,118.35

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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.