Home / 10,317.74-15,475.10-3,298.54

Finding the Fourth Proportional to 10,317.74, 15,475.10 and 3,298.54

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Solution

The fourth proportional to 10,317.74, 15,475.10 and 3,298.54 is: 4,947.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.74 : 15,475.10 = 3,298.54 : x
  2. Step 2: Convert to fraction form
    10,317.74/15,475.10 = 3,298.54/x
  3. Step 3: Cross multiply
    10,317.74x = 15,475.10 × 3,298.54
  4. Step 4: Simplify right side
    10,317.74x = 51,045,236.35
  5. Step 5: Solve for x
    x = 51,045,236.35/10,317.74
  6. Step 6: Final answer
    x = 4,947.33

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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.