Home / 8,071.77-11,137.86-4,534.28

Finding the Fourth Proportional to 8,071.77, 11,137.86 and 4,534.28

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Solution

The fourth proportional to 8,071.77, 11,137.86 and 4,534.28 is: 6,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.77 : 11,137.86 = 4,534.28 : x
  2. Step 2: Convert to fraction form
    8,071.77/11,137.86 = 4,534.28/x
  3. Step 3: Cross multiply
    8,071.77x = 11,137.86 × 4,534.28
  4. Step 4: Simplify right side
    8,071.77x = 50,502,120.15
  5. Step 5: Solve for x
    x = 50,502,120.15/8,071.77
  6. Step 6: Final answer
    x = 6,256.64

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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.