Home / 5,181.18-7,772.99-1,483.31

Finding the Fourth Proportional to 5,181.18, 7,772.99 and 1,483.31

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Solution

The fourth proportional to 5,181.18, 7,772.99 and 1,483.31 is: 2,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.18 : 7,772.99 = 1,483.31 : x
  2. Step 2: Convert to fraction form
    5,181.18/7,772.99 = 1,483.31/x
  3. Step 3: Cross multiply
    5,181.18x = 7,772.99 × 1,483.31
  4. Step 4: Simplify right side
    5,181.18x = 11,529,707.52
  5. Step 5: Solve for x
    x = 11,529,707.52/5,181.18
  6. Step 6: Final answer
    x = 2,225.31

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1.5x scale

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.