Home / 3,909.04-5,863.33-1,135.65

Finding the Fourth Proportional to 3,909.04, 5,863.33 and 1,135.65

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Solution

The fourth proportional to 3,909.04, 5,863.33 and 1,135.65 is: 1,703.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909.04 : 5,863.33 = 1,135.65 : x
  2. Step 2: Convert to fraction form
    3,909.04/5,863.33 = 1,135.65/x
  3. Step 3: Cross multiply
    3,909.04x = 5,863.33 × 1,135.65
  4. Step 4: Simplify right side
    3,909.04x = 6,658,690.71
  5. Step 5: Solve for x
    x = 6,658,690.71/3,909.04
  6. Step 6: Final answer
    x = 1,703.41

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1.5x scale

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.