Home / 5,575.05-8,298.88-5,491.98

Finding the Fourth Proportional to 5,575.05, 8,298.88 and 5,491.98

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Solution

The fourth proportional to 5,575.05, 8,298.88 and 5,491.98 is: 8,175.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.05 : 8,298.88 = 5,491.98 : x
  2. Step 2: Convert to fraction form
    5,575.05/8,298.88 = 5,491.98/x
  3. Step 3: Cross multiply
    5,575.05x = 8,298.88 × 5,491.98
  4. Step 4: Simplify right side
    5,575.05x = 45,577,269.25
  5. Step 5: Solve for x
    x = 45,577,269.25/5,575.05
  6. Step 6: Final answer
    x = 8,175.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.