Home / 4,577.98-6,867-1,115.23

Finding the Fourth Proportional to 4,577.98, 6,867 and 1,115.23

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Solution

The fourth proportional to 4,577.98, 6,867 and 1,115.23 is: 1,672.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.98 : 6,867 = 1,115.23 : x
  2. Step 2: Convert to fraction form
    4,577.98/6,867 = 1,115.23/x
  3. Step 3: Cross multiply
    4,577.98x = 6,867 × 1,115.23
  4. Step 4: Simplify right side
    4,577.98x = 7,658,284.41
  5. Step 5: Solve for x
    x = 7,658,284.41/4,577.98
  6. Step 6: Final answer
    x = 1,672.85

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Double scale
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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.