Home / 2,927.75-4,381.36-2,401.25

Finding the Fourth Proportional to 2,927.75, 4,381.36 and 2,401.25

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Solution

The fourth proportional to 2,927.75, 4,381.36 and 2,401.25 is: 3,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.75 : 4,381.36 = 2,401.25 : x
  2. Step 2: Convert to fraction form
    2,927.75/4,381.36 = 2,401.25/x
  3. Step 3: Cross multiply
    2,927.75x = 4,381.36 × 2,401.25
  4. Step 4: Simplify right side
    2,927.75x = 10,520,712.79
  5. Step 5: Solve for x
    x = 10,520,712.79/2,927.75
  6. Step 6: Final answer
    x = 3,593.45

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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.