Home / 6,512.19-8,991.27-4,157.52

Finding the Fourth Proportional to 6,512.19, 8,991.27 and 4,157.52

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Solution

The fourth proportional to 6,512.19, 8,991.27 and 4,157.52 is: 5,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.19 : 8,991.27 = 4,157.52 : x
  2. Step 2: Convert to fraction form
    6,512.19/8,991.27 = 4,157.52/x
  3. Step 3: Cross multiply
    6,512.19x = 8,991.27 × 4,157.52
  4. Step 4: Simplify right side
    6,512.19x = 37,381,384.85
  5. Step 5: Solve for x
    x = 37,381,384.85/6,512.19
  6. Step 6: Final answer
    x = 5,740.22

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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.