Home / 7,601.60-11,402.39-2,055.50

Finding the Fourth Proportional to 7,601.60, 11,402.39 and 2,055.50

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Solution

The fourth proportional to 7,601.60, 11,402.39 and 2,055.50 is: 3,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.60 : 11,402.39 = 2,055.50 : x
  2. Step 2: Convert to fraction form
    7,601.60/11,402.39 = 2,055.50/x
  3. Step 3: Cross multiply
    7,601.60x = 11,402.39 × 2,055.50
  4. Step 4: Simplify right side
    7,601.60x = 23,437,545.36
  5. Step 5: Solve for x
    x = 23,437,545.36/7,601.60
  6. Step 6: Final answer
    x = 3,083.24

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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.