Home / 11,339.36-17,002.50-4,405.76

Finding the Fourth Proportional to 11,339.36, 17,002.50 and 4,405.76

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Solution

The fourth proportional to 11,339.36, 17,002.50 and 4,405.76 is: 6,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.36 : 17,002.50 = 4,405.76 : x
  2. Step 2: Convert to fraction form
    11,339.36/17,002.50 = 4,405.76/x
  3. Step 3: Cross multiply
    11,339.36x = 17,002.50 × 4,405.76
  4. Step 4: Simplify right side
    11,339.36x = 74,908,934.40
  5. Step 5: Solve for x
    x = 74,908,934.40/11,339.36
  6. Step 6: Final answer
    x = 6,606.10

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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.