Home / 7,799.40-11,683.26-5,928.57

Finding the Fourth Proportional to 7,799.40, 11,683.26 and 5,928.57

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Solution

The fourth proportional to 7,799.40, 11,683.26 and 5,928.57 is: 8,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.40 : 11,683.26 = 5,928.57 : x
  2. Step 2: Convert to fraction form
    7,799.40/11,683.26 = 5,928.57/x
  3. Step 3: Cross multiply
    7,799.40x = 11,683.26 × 5,928.57
  4. Step 4: Simplify right side
    7,799.40x = 69,265,024.74
  5. Step 5: Solve for x
    x = 69,265,024.74/7,799.40
  6. Step 6: Final answer
    x = 8,880.81

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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.