Home / 6,763.43-10,130.79-4,415.15

Finding the Fourth Proportional to 6,763.43, 10,130.79 and 4,415.15

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Solution

The fourth proportional to 6,763.43, 10,130.79 and 4,415.15 is: 6,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.43 : 10,130.79 = 4,415.15 : x
  2. Step 2: Convert to fraction form
    6,763.43/10,130.79 = 4,415.15/x
  3. Step 3: Cross multiply
    6,763.43x = 10,130.79 × 4,415.15
  4. Step 4: Simplify right side
    6,763.43x = 44,728,906.81
  5. Step 5: Solve for x
    x = 44,728,906.81/6,763.43
  6. Step 6: Final answer
    x = 6,613.35

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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.