Home / 7,782.85-10,737.26-4,793.50

Finding the Fourth Proportional to 7,782.85, 10,737.26 and 4,793.50

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Solution

The fourth proportional to 7,782.85, 10,737.26 and 4,793.50 is: 6,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782.85 : 10,737.26 = 4,793.50 : x
  2. Step 2: Convert to fraction form
    7,782.85/10,737.26 = 4,793.50/x
  3. Step 3: Cross multiply
    7,782.85x = 10,737.26 × 4,793.50
  4. Step 4: Simplify right side
    7,782.85x = 51,469,055.81
  5. Step 5: Solve for x
    x = 51,469,055.81/7,782.85
  6. Step 6: Final answer
    x = 6,613.14

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1.5x scale

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.