Home / 7,788.68-11,683.59-2,242.13

Finding the Fourth Proportional to 7,788.68, 11,683.59 and 2,242.13

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Solution

The fourth proportional to 7,788.68, 11,683.59 and 2,242.13 is: 3,363.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.68 : 11,683.59 = 2,242.13 : x
  2. Step 2: Convert to fraction form
    7,788.68/11,683.59 = 2,242.13/x
  3. Step 3: Cross multiply
    7,788.68x = 11,683.59 × 2,242.13
  4. Step 4: Simplify right side
    7,788.68x = 26,196,139.15
  5. Step 5: Solve for x
    x = 26,196,139.15/7,788.68
  6. Step 6: Final answer
    x = 3,363.36

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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.