Home / 9,133.96-12,600.75-5,357.35

Finding the Fourth Proportional to 9,133.96, 12,600.75 and 5,357.35

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Solution

The fourth proportional to 9,133.96, 12,600.75 and 5,357.35 is: 7,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.96 : 12,600.75 = 5,357.35 : x
  2. Step 2: Convert to fraction form
    9,133.96/12,600.75 = 5,357.35/x
  3. Step 3: Cross multiply
    9,133.96x = 12,600.75 × 5,357.35
  4. Step 4: Simplify right side
    9,133.96x = 67,506,628.01
  5. Step 5: Solve for x
    x = 67,506,628.01/9,133.96
  6. Step 6: Final answer
    x = 7,390.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.