Home / 5,376.08-7,418.98-3,018.23

Finding the Fourth Proportional to 5,376.08, 7,418.98 and 3,018.23

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Solution

The fourth proportional to 5,376.08, 7,418.98 and 3,018.23 is: 4,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.08 : 7,418.98 = 3,018.23 : x
  2. Step 2: Convert to fraction form
    5,376.08/7,418.98 = 3,018.23/x
  3. Step 3: Cross multiply
    5,376.08x = 7,418.98 × 3,018.23
  4. Step 4: Simplify right side
    5,376.08x = 22,392,188.01
  5. Step 5: Solve for x
    x = 22,392,188.01/5,376.08
  6. Step 6: Final answer
    x = 4,165.15

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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.