Home / 7,339.09-11,006.40-2,407.60

Finding the Fourth Proportional to 7,339.09, 11,006.40 and 2,407.60

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Solution

The fourth proportional to 7,339.09, 11,006.40 and 2,407.60 is: 3,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.09 : 11,006.40 = 2,407.60 : x
  2. Step 2: Convert to fraction form
    7,339.09/11,006.40 = 2,407.60/x
  3. Step 3: Cross multiply
    7,339.09x = 11,006.40 × 2,407.60
  4. Step 4: Simplify right side
    7,339.09x = 26,499,008.64
  5. Step 5: Solve for x
    x = 26,499,008.64/7,339.09
  6. Step 6: Final answer
    x = 3,610.67

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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.