Home / 10,499.09-15,749.64-4,652.51

Finding the Fourth Proportional to 10,499.09, 15,749.64 and 4,652.51

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Solution

The fourth proportional to 10,499.09, 15,749.64 and 4,652.51 is: 6,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499.09 : 15,749.64 = 4,652.51 : x
  2. Step 2: Convert to fraction form
    10,499.09/15,749.64 = 4,652.51/x
  3. Step 3: Cross multiply
    10,499.09x = 15,749.64 × 4,652.51
  4. Step 4: Simplify right side
    10,499.09x = 73,275,278.85
  5. Step 5: Solve for x
    x = 73,275,278.85/10,499.09
  6. Step 6: Final answer
    x = 6,979.21

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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.