Home / 7,549.03-11,319.91-3,165.31

Finding the Fourth Proportional to 7,549.03, 11,319.91 and 3,165.31

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Solution

The fourth proportional to 7,549.03, 11,319.91 and 3,165.31 is: 4,746.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.03 : 11,319.91 = 3,165.31 : x
  2. Step 2: Convert to fraction form
    7,549.03/11,319.91 = 3,165.31/x
  3. Step 3: Cross multiply
    7,549.03x = 11,319.91 × 3,165.31
  4. Step 4: Simplify right side
    7,549.03x = 35,831,024.32
  5. Step 5: Solve for x
    x = 35,831,024.32/7,549.03
  6. Step 6: Final answer
    x = 4,746.44

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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.