Home / 6,761.90-10,135.96-4,570.86

Finding the Fourth Proportional to 6,761.90, 10,135.96 and 4,570.86

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Solution

The fourth proportional to 6,761.90, 10,135.96 and 4,570.86 is: 6,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.90 : 10,135.96 = 4,570.86 : x
  2. Step 2: Convert to fraction form
    6,761.90/10,135.96 = 4,570.86/x
  3. Step 3: Cross multiply
    6,761.90x = 10,135.96 × 4,570.86
  4. Step 4: Simplify right side
    6,761.90x = 46,330,054.13
  5. Step 5: Solve for x
    x = 46,330,054.13/6,761.90
  6. Step 6: Final answer
    x = 6,851.63

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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.