Home / 3,788.83-5,683.12-1,156.23

Finding the Fourth Proportional to 3,788.83, 5,683.12 and 1,156.23

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Solution

The fourth proportional to 3,788.83, 5,683.12 and 1,156.23 is: 1,734.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.83 : 5,683.12 = 1,156.23 : x
  2. Step 2: Convert to fraction form
    3,788.83/5,683.12 = 1,156.23/x
  3. Step 3: Cross multiply
    3,788.83x = 5,683.12 × 1,156.23
  4. Step 4: Simplify right side
    3,788.83x = 6,570,988.06
  5. Step 5: Solve for x
    x = 6,570,988.06/3,788.83
  6. Step 6: Final answer
    x = 1,734.31

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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.