Home / 4,625.79-6,939.72-1,339.14

Finding the Fourth Proportional to 4,625.79, 6,939.72 and 1,339.14

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Solution

The fourth proportional to 4,625.79, 6,939.72 and 1,339.14 is: 2,009.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.79 : 6,939.72 = 1,339.14 : x
  2. Step 2: Convert to fraction form
    4,625.79/6,939.72 = 1,339.14/x
  3. Step 3: Cross multiply
    4,625.79x = 6,939.72 × 1,339.14
  4. Step 4: Simplify right side
    4,625.79x = 9,293,256.64
  5. Step 5: Solve for x
    x = 9,293,256.64/4,625.79
  6. Step 6: Final answer
    x = 2,009.01

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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.