Home / 3,424.03-4,725.06-1,931.86

Finding the Fourth Proportional to 3,424.03, 4,725.06 and 1,931.86

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Solution

The fourth proportional to 3,424.03, 4,725.06 and 1,931.86 is: 2,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.03 : 4,725.06 = 1,931.86 : x
  2. Step 2: Convert to fraction form
    3,424.03/4,725.06 = 1,931.86/x
  3. Step 3: Cross multiply
    3,424.03x = 4,725.06 × 1,931.86
  4. Step 4: Simplify right side
    3,424.03x = 9,128,130.79
  5. Step 5: Solve for x
    x = 9,128,130.79/3,424.03
  6. Step 6: Final answer
    x = 2,665.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.