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Finding the Fourth Proportional to 3,312.06, 4,968.90 and 2,340.06

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Solution

The fourth proportional to 3,312.06, 4,968.90 and 2,340.06 is: 3,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.06 : 4,968.90 = 2,340.06 : x
  2. Step 2: Convert to fraction form
    3,312.06/4,968.90 = 2,340.06/x
  3. Step 3: Cross multiply
    3,312.06x = 4,968.90 × 2,340.06
  4. Step 4: Simplify right side
    3,312.06x = 11,627,524.13
  5. Step 5: Solve for x
    x = 11,627,524.13/3,312.06
  6. Step 6: Final answer
    x = 3,510.66

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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.