Home / 9,626.60-13,285.20-5,435.12

Finding the Fourth Proportional to 9,626.60, 13,285.20 and 5,435.12

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Solution

The fourth proportional to 9,626.60, 13,285.20 and 5,435.12 is: 7,500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626.60 : 13,285.20 = 5,435.12 : x
  2. Step 2: Convert to fraction form
    9,626.60/13,285.20 = 5,435.12/x
  3. Step 3: Cross multiply
    9,626.60x = 13,285.20 × 5,435.12
  4. Step 4: Simplify right side
    9,626.60x = 72,206,656.22
  5. Step 5: Solve for x
    x = 72,206,656.22/9,626.60
  6. Step 6: Final answer
    x = 7,500.74

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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.