Home / 5,381.91-7,427.16-3,024.09

Finding the Fourth Proportional to 5,381.91, 7,427.16 and 3,024.09

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Solution

The fourth proportional to 5,381.91, 7,427.16 and 3,024.09 is: 4,173.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.91 : 7,427.16 = 3,024.09 : x
  2. Step 2: Convert to fraction form
    5,381.91/7,427.16 = 3,024.09/x
  3. Step 3: Cross multiply
    5,381.91x = 7,427.16 × 3,024.09
  4. Step 4: Simplify right side
    5,381.91x = 22,460,400.28
  5. Step 5: Solve for x
    x = 22,460,400.28/5,381.91
  6. Step 6: Final answer
    x = 4,173.31

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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.