Home / 2,473.50-3,705.62-1,239.47

Finding the Fourth Proportional to 2,473.50, 3,705.62 and 1,239.47

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Solution

The fourth proportional to 2,473.50, 3,705.62 and 1,239.47 is: 1,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.50 : 3,705.62 = 1,239.47 : x
  2. Step 2: Convert to fraction form
    2,473.50/3,705.62 = 1,239.47/x
  3. Step 3: Cross multiply
    2,473.50x = 3,705.62 × 1,239.47
  4. Step 4: Simplify right side
    2,473.50x = 4,592,980.10
  5. Step 5: Solve for x
    x = 4,592,980.10/2,473.50
  6. Step 6: Final answer
    x = 1,856.87

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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.