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Finding the Fourth Proportional to 3,045.70, 4,562.70 and 2,343.70

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Solution

The fourth proportional to 3,045.70, 4,562.70 and 2,343.70 is: 3,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.70 : 4,562.70 = 2,343.70 : x
  2. Step 2: Convert to fraction form
    3,045.70/4,562.70 = 2,343.70/x
  3. Step 3: Cross multiply
    3,045.70x = 4,562.70 × 2,343.70
  4. Step 4: Simplify right side
    3,045.70x = 10,693,599.99
  5. Step 5: Solve for x
    x = 10,693,599.99/3,045.70
  6. Step 6: Final answer
    x = 3,511.05

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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.