Home / 10,317.59-15,444.63-6,623.36

Finding the Fourth Proportional to 10,317.59, 15,444.63 and 6,623.36

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Solution

The fourth proportional to 10,317.59, 15,444.63 and 6,623.36 is: 9,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.59 : 15,444.63 = 6,623.36 : x
  2. Step 2: Convert to fraction form
    10,317.59/15,444.63 = 6,623.36/x
  3. Step 3: Cross multiply
    10,317.59x = 15,444.63 × 6,623.36
  4. Step 4: Simplify right side
    10,317.59x = 102,295,267.33
  5. Step 5: Solve for x
    x = 102,295,267.33/10,317.59
  6. Step 6: Final answer
    x = 9,914.65

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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.