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Finding the Fourth Proportional to 7,377.46, 11,066.16 and 2,994.88

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Solution

The fourth proportional to 7,377.46, 11,066.16 and 2,994.88 is: 4,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.46 : 11,066.16 = 2,994.88 : x
  2. Step 2: Convert to fraction form
    7,377.46/11,066.16 = 2,994.88/x
  3. Step 3: Cross multiply
    7,377.46x = 11,066.16 × 2,994.88
  4. Step 4: Simplify right side
    7,377.46x = 33,141,821.26
  5. Step 5: Solve for x
    x = 33,141,821.26/7,377.46
  6. Step 6: Final answer
    x = 4,492.31

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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.