Home / 5,557.26-8,335.88-1,661.96

Finding the Fourth Proportional to 5,557.26, 8,335.88 and 1,661.96

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Solution

The fourth proportional to 5,557.26, 8,335.88 and 1,661.96 is: 2,492.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.26 : 8,335.88 = 1,661.96 : x
  2. Step 2: Convert to fraction form
    5,557.26/8,335.88 = 1,661.96/x
  3. Step 3: Cross multiply
    5,557.26x = 8,335.88 × 1,661.96
  4. Step 4: Simplify right side
    5,557.26x = 13,853,899.12
  5. Step 5: Solve for x
    x = 13,853,899.12/5,557.26
  6. Step 6: Final answer
    x = 2,492.94

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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.