Home / 3,312.20-4,968.30-2,448.20

Finding the Fourth Proportional to 3,312.20, 4,968.30 and 2,448.20

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Solution

The fourth proportional to 3,312.20, 4,968.30 and 2,448.20 is: 3,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.20 : 4,968.30 = 2,448.20 : x
  2. Step 2: Convert to fraction form
    3,312.20/4,968.30 = 2,448.20/x
  3. Step 3: Cross multiply
    3,312.20x = 4,968.30 × 2,448.20
  4. Step 4: Simplify right side
    3,312.20x = 12,163,392.06
  5. Step 5: Solve for x
    x = 12,163,392.06/3,312.20
  6. Step 6: Final answer
    x = 3,672.30

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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.