Home / 6,297.86-8,689.47-4,057.04

Finding the Fourth Proportional to 6,297.86, 8,689.47 and 4,057.04

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Solution

The fourth proportional to 6,297.86, 8,689.47 and 4,057.04 is: 5,597.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297.86 : 8,689.47 = 4,057.04 : x
  2. Step 2: Convert to fraction form
    6,297.86/8,689.47 = 4,057.04/x
  3. Step 3: Cross multiply
    6,297.86x = 8,689.47 × 4,057.04
  4. Step 4: Simplify right side
    6,297.86x = 35,253,483.92
  5. Step 5: Solve for x
    x = 35,253,483.92/6,297.86
  6. Step 6: Final answer
    x = 5,597.69

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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.