Home / 3,522.24-4,856.20-2,890.48

Finding the Fourth Proportional to 3,522.24, 4,856.20 and 2,890.48

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Solution

The fourth proportional to 3,522.24, 4,856.20 and 2,890.48 is: 3,985.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.24 : 4,856.20 = 2,890.48 : x
  2. Step 2: Convert to fraction form
    3,522.24/4,856.20 = 2,890.48/x
  3. Step 3: Cross multiply
    3,522.24x = 4,856.20 × 2,890.48
  4. Step 4: Simplify right side
    3,522.24x = 14,036,748.98
  5. Step 5: Solve for x
    x = 14,036,748.98/3,522.24
  6. Step 6: Final answer
    x = 3,985.18

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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.