Home / 11,303.25-16,962.17-4,377.75

Finding the Fourth Proportional to 11,303.25, 16,962.17 and 4,377.75

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Solution

The fourth proportional to 11,303.25, 16,962.17 and 4,377.75 is: 6,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.25 : 16,962.17 = 4,377.75 : x
  2. Step 2: Convert to fraction form
    11,303.25/16,962.17 = 4,377.75/x
  3. Step 3: Cross multiply
    11,303.25x = 16,962.17 × 4,377.75
  4. Step 4: Simplify right side
    11,303.25x = 74,256,117.83
  5. Step 5: Solve for x
    x = 74,256,117.83/11,303.25
  6. Step 6: Final answer
    x = 6,569.45

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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.