Home / 5,048.21-7,569.08-3,314.81

Finding the Fourth Proportional to 5,048.21, 7,569.08 and 3,314.81

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Solution

The fourth proportional to 5,048.21, 7,569.08 and 3,314.81 is: 4,970.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.21 : 7,569.08 = 3,314.81 : x
  2. Step 2: Convert to fraction form
    5,048.21/7,569.08 = 3,314.81/x
  3. Step 3: Cross multiply
    5,048.21x = 7,569.08 × 3,314.81
  4. Step 4: Simplify right side
    5,048.21x = 25,090,045.50
  5. Step 5: Solve for x
    x = 25,090,045.50/5,048.21
  6. Step 6: Final answer
    x = 4,970.09

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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.