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Finding the Fourth Proportional to 2,846.66, 4,251.11 and 2,457.62

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Solution

The fourth proportional to 2,846.66, 4,251.11 and 2,457.62 is: 3,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.66 : 4,251.11 = 2,457.62 : x
  2. Step 2: Convert to fraction form
    2,846.66/4,251.11 = 2,457.62/x
  3. Step 3: Cross multiply
    2,846.66x = 4,251.11 × 2,457.62
  4. Step 4: Simplify right side
    2,846.66x = 10,447,612.96
  5. Step 5: Solve for x
    x = 10,447,612.96/2,846.66
  6. Step 6: Final answer
    x = 3,670.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.