Home / 2,777.53-3,832.93-1,518.59

Finding the Fourth Proportional to 2,777.53, 3,832.93 and 1,518.59

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Solution

The fourth proportional to 2,777.53, 3,832.93 and 1,518.59 is: 2,095.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.53 : 3,832.93 = 1,518.59 : x
  2. Step 2: Convert to fraction form
    2,777.53/3,832.93 = 1,518.59/x
  3. Step 3: Cross multiply
    2,777.53x = 3,832.93 × 1,518.59
  4. Step 4: Simplify right side
    2,777.53x = 5,820,649.17
  5. Step 5: Solve for x
    x = 5,820,649.17/2,777.53
  6. Step 6: Final answer
    x = 2,095.62

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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.