Home / 9,939.18-14,908.47-4,672.92

Finding the Fourth Proportional to 9,939.18, 14,908.47 and 4,672.92

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Solution

The fourth proportional to 9,939.18, 14,908.47 and 4,672.92 is: 7,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.18 : 14,908.47 = 4,672.92 : x
  2. Step 2: Convert to fraction form
    9,939.18/14,908.47 = 4,672.92/x
  3. Step 3: Cross multiply
    9,939.18x = 14,908.47 × 4,672.92
  4. Step 4: Simplify right side
    9,939.18x = 69,666,126.02
  5. Step 5: Solve for x
    x = 69,666,126.02/9,939.18
  6. Step 6: Final answer
    x = 7,009.24

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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.