Home / 9,945.27-14,917.95-4,749.93

Finding the Fourth Proportional to 9,945.27, 14,917.95 and 4,749.93

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Solution

The fourth proportional to 9,945.27, 14,917.95 and 4,749.93 is: 7,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.27 : 14,917.95 = 4,749.93 : x
  2. Step 2: Convert to fraction form
    9,945.27/14,917.95 = 4,749.93/x
  3. Step 3: Cross multiply
    9,945.27x = 14,917.95 × 4,749.93
  4. Step 4: Simplify right side
    9,945.27x = 70,859,218.24
  5. Step 5: Solve for x
    x = 70,859,218.24/9,945.27
  6. Step 6: Final answer
    x = 7,124.92

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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.