Home / 4,101.74-6,148.96-1,909.27

Finding the Fourth Proportional to 4,101.74, 6,148.96 and 1,909.27

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Solution

The fourth proportional to 4,101.74, 6,148.96 and 1,909.27 is: 2,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.74 : 6,148.96 = 1,909.27 : x
  2. Step 2: Convert to fraction form
    4,101.74/6,148.96 = 1,909.27/x
  3. Step 3: Cross multiply
    4,101.74x = 6,148.96 × 1,909.27
  4. Step 4: Simplify right side
    4,101.74x = 11,740,038.51
  5. Step 5: Solve for x
    x = 11,740,038.51/4,101.74
  6. Step 6: Final answer
    x = 2,862.21

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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.