Home / 4,297.85-5,929.36-3,181.47

Finding the Fourth Proportional to 4,297.85, 5,929.36 and 3,181.47

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Solution

The fourth proportional to 4,297.85, 5,929.36 and 3,181.47 is: 4,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.85 : 5,929.36 = 3,181.47 : x
  2. Step 2: Convert to fraction form
    4,297.85/5,929.36 = 3,181.47/x
  3. Step 3: Cross multiply
    4,297.85x = 5,929.36 × 3,181.47
  4. Step 4: Simplify right side
    4,297.85x = 18,864,080.96
  5. Step 5: Solve for x
    x = 18,864,080.96/4,297.85
  6. Step 6: Final answer
    x = 4,389.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.