Home / 5,511.59-8,256.96-4,272.93

Finding the Fourth Proportional to 5,511.59, 8,256.96 and 4,272.93

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Solution

The fourth proportional to 5,511.59, 8,256.96 and 4,272.93 is: 6,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.59 : 8,256.96 = 4,272.93 : x
  2. Step 2: Convert to fraction form
    5,511.59/8,256.96 = 4,272.93/x
  3. Step 3: Cross multiply
    5,511.59x = 8,256.96 × 4,272.93
  4. Step 4: Simplify right side
    5,511.59x = 35,281,412.09
  5. Step 5: Solve for x
    x = 35,281,412.09/5,511.59
  6. Step 6: Final answer
    x = 6,401.31

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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.