Home / 4,506.72-6,219.20-2,490.12

Finding the Fourth Proportional to 4,506.72, 6,219.20 and 2,490.12

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Solution

The fourth proportional to 4,506.72, 6,219.20 and 2,490.12 is: 3,436.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.72 : 6,219.20 = 2,490.12 : x
  2. Step 2: Convert to fraction form
    4,506.72/6,219.20 = 2,490.12/x
  3. Step 3: Cross multiply
    4,506.72x = 6,219.20 × 2,490.12
  4. Step 4: Simplify right side
    4,506.72x = 15,486,554.30
  5. Step 5: Solve for x
    x = 15,486,554.30/4,506.72
  6. Step 6: Final answer
    x = 3,436.32

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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.