Home / 5,018.24-7,522.36-2,381.12

Finding the Fourth Proportional to 5,018.24, 7,522.36 and 2,381.12

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Solution

The fourth proportional to 5,018.24, 7,522.36 and 2,381.12 is: 3,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.24 : 7,522.36 = 2,381.12 : x
  2. Step 2: Convert to fraction form
    5,018.24/7,522.36 = 2,381.12/x
  3. Step 3: Cross multiply
    5,018.24x = 7,522.36 × 2,381.12
  4. Step 4: Simplify right side
    5,018.24x = 17,911,641.84
  5. Step 5: Solve for x
    x = 17,911,641.84/5,018.24
  6. Step 6: Final answer
    x = 3,569.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.