Home / 8,903.12-13,357.77-3,358.05

Finding the Fourth Proportional to 8,903.12, 13,357.77 and 3,358.05

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Solution

The fourth proportional to 8,903.12, 13,357.77 and 3,358.05 is: 5,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.12 : 13,357.77 = 3,358.05 : x
  2. Step 2: Convert to fraction form
    8,903.12/13,357.77 = 3,358.05/x
  3. Step 3: Cross multiply
    8,903.12x = 13,357.77 × 3,358.05
  4. Step 4: Simplify right side
    8,903.12x = 44,856,059.55
  5. Step 5: Solve for x
    x = 44,856,059.55/8,903.12
  6. Step 6: Final answer
    x = 5,038.24

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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.