Home / 9,133.02-13,700.34-3,289.68

Finding the Fourth Proportional to 9,133.02, 13,700.34 and 3,289.68

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Solution

The fourth proportional to 9,133.02, 13,700.34 and 3,289.68 is: 4,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.02 : 13,700.34 = 3,289.68 : x
  2. Step 2: Convert to fraction form
    9,133.02/13,700.34 = 3,289.68/x
  3. Step 3: Cross multiply
    9,133.02x = 13,700.34 × 3,289.68
  4. Step 4: Simplify right side
    9,133.02x = 45,069,734.49
  5. Step 5: Solve for x
    x = 45,069,734.49/9,133.02
  6. Step 6: Final answer
    x = 4,934.81

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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.