Home / 1,741.28-2,611.44-508.64

Finding the Fourth Proportional to 1,741.28, 2,611.44 and 508.64

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Solution

The fourth proportional to 1,741.28, 2,611.44 and 508.64 is: 762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.28 : 2,611.44 = 508.64 : x
  2. Step 2: Convert to fraction form
    1,741.28/2,611.44 = 508.64/x
  3. Step 3: Cross multiply
    1,741.28x = 2,611.44 × 508.64
  4. Step 4: Simplify right side
    1,741.28x = 1,328,282.84
  5. Step 5: Solve for x
    x = 1,328,282.84/1,741.28
  6. Step 6: Final answer
    x = 762.82

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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.