Home / 8,775.66-13,158.60-3,575.46

Finding the Fourth Proportional to 8,775.66, 13,158.60 and 3,575.46

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Solution

The fourth proportional to 8,775.66, 13,158.60 and 3,575.46 is: 5,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.66 : 13,158.60 = 3,575.46 : x
  2. Step 2: Convert to fraction form
    8,775.66/13,158.60 = 3,575.46/x
  3. Step 3: Cross multiply
    8,775.66x = 13,158.60 × 3,575.46
  4. Step 4: Simplify right side
    8,775.66x = 47,048,047.96
  5. Step 5: Solve for x
    x = 47,048,047.96/8,775.66
  6. Step 6: Final answer
    x = 5,361.20

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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.