Home / 5,210.31-7,813.10-2,247.35

Finding the Fourth Proportional to 5,210.31, 7,813.10 and 2,247.35

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Solution

The fourth proportional to 5,210.31, 7,813.10 and 2,247.35 is: 3,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.31 : 7,813.10 = 2,247.35 : x
  2. Step 2: Convert to fraction form
    5,210.31/7,813.10 = 2,247.35/x
  3. Step 3: Cross multiply
    5,210.31x = 7,813.10 × 2,247.35
  4. Step 4: Simplify right side
    5,210.31x = 17,558,795.44
  5. Step 5: Solve for x
    x = 17,558,795.44/5,210.31
  6. Step 6: Final answer
    x = 3,370.01

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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.