Home / 1,934.35-2,669.40-1,050.15

Finding the Fourth Proportional to 1,934.35, 2,669.40 and 1,050.15

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Solution

The fourth proportional to 1,934.35, 2,669.40 and 1,050.15 is: 1,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.35 : 2,669.40 = 1,050.15 : x
  2. Step 2: Convert to fraction form
    1,934.35/2,669.40 = 1,050.15/x
  3. Step 3: Cross multiply
    1,934.35x = 2,669.40 × 1,050.15
  4. Step 4: Simplify right side
    1,934.35x = 2,803,270.41
  5. Step 5: Solve for x
    x = 2,803,270.41/1,934.35
  6. Step 6: Final answer
    x = 1,449.21

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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.