Home / 10,317.45-15,465.13-4,764.33

Finding the Fourth Proportional to 10,317.45, 15,465.13 and 4,764.33

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Solution

The fourth proportional to 10,317.45, 15,465.13 and 4,764.33 is: 7,141.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.45 : 15,465.13 = 4,764.33 : x
  2. Step 2: Convert to fraction form
    10,317.45/15,465.13 = 4,764.33/x
  3. Step 3: Cross multiply
    10,317.45x = 15,465.13 × 4,764.33
  4. Step 4: Simplify right side
    10,317.45x = 73,680,982.81
  5. Step 5: Solve for x
    x = 73,680,982.81/10,317.45
  6. Step 6: Final answer
    x = 7,141.39

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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.