Home / 3,314.02-4,971.81-1,005.50

Finding the Fourth Proportional to 3,314.02, 4,971.81 and 1,005.50

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Solution

The fourth proportional to 3,314.02, 4,971.81 and 1,005.50 is: 1,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.02 : 4,971.81 = 1,005.50 : x
  2. Step 2: Convert to fraction form
    3,314.02/4,971.81 = 1,005.50/x
  3. Step 3: Cross multiply
    3,314.02x = 4,971.81 × 1,005.50
  4. Step 4: Simplify right side
    3,314.02x = 4,999,154.96
  5. Step 5: Solve for x
    x = 4,999,154.96/3,314.02
  6. Step 6: Final answer
    x = 1,508.49

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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.