Home / 6,863.77-9,469.43-4,031.23

Finding the Fourth Proportional to 6,863.77, 9,469.43 and 4,031.23

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Solution

The fourth proportional to 6,863.77, 9,469.43 and 4,031.23 is: 5,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.77 : 9,469.43 = 4,031.23 : x
  2. Step 2: Convert to fraction form
    6,863.77/9,469.43 = 4,031.23/x
  3. Step 3: Cross multiply
    6,863.77x = 9,469.43 × 4,031.23
  4. Step 4: Simplify right side
    6,863.77x = 38,173,457.10
  5. Step 5: Solve for x
    x = 38,173,457.10/6,863.77
  6. Step 6: Final answer
    x = 5,561.59

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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.