Home / 2,760.53-4,141.29-1,774.32

Finding the Fourth Proportional to 2,760.53, 4,141.29 and 1,774.32

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Solution

The fourth proportional to 2,760.53, 4,141.29 and 1,774.32 is: 2,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.53 : 4,141.29 = 1,774.32 : x
  2. Step 2: Convert to fraction form
    2,760.53/4,141.29 = 1,774.32/x
  3. Step 3: Cross multiply
    2,760.53x = 4,141.29 × 1,774.32
  4. Step 4: Simplify right side
    2,760.53x = 7,347,973.67
  5. Step 5: Solve for x
    x = 7,347,973.67/2,760.53
  6. Step 6: Final answer
    x = 2,661.80

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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.