Home / 7,455.32-11,177.80-6,292.87

Finding the Fourth Proportional to 7,455.32, 11,177.80 and 6,292.87

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Solution

The fourth proportional to 7,455.32, 11,177.80 and 6,292.87 is: 9,434.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.32 : 11,177.80 = 6,292.87 : x
  2. Step 2: Convert to fraction form
    7,455.32/11,177.80 = 6,292.87/x
  3. Step 3: Cross multiply
    7,455.32x = 11,177.80 × 6,292.87
  4. Step 4: Simplify right side
    7,455.32x = 70,340,442.29
  5. Step 5: Solve for x
    x = 70,340,442.29/7,455.32
  6. Step 6: Final answer
    x = 9,434.93

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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.