Home / 7,583.10-11,376.18-3,200.55

Finding the Fourth Proportional to 7,583.10, 11,376.18 and 3,200.55

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Solution

The fourth proportional to 7,583.10, 11,376.18 and 3,200.55 is: 4,801.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.10 : 11,376.18 = 3,200.55 : x
  2. Step 2: Convert to fraction form
    7,583.10/11,376.18 = 3,200.55/x
  3. Step 3: Cross multiply
    7,583.10x = 11,376.18 × 3,200.55
  4. Step 4: Simplify right side
    7,583.10x = 36,410,032.90
  5. Step 5: Solve for x
    x = 36,410,032.90/7,583.10
  6. Step 6: Final answer
    x = 4,801.47

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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.