Home / 7,511.31-10,366.37-4,324.72

Finding the Fourth Proportional to 7,511.31, 10,366.37 and 4,324.72

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Solution

The fourth proportional to 7,511.31, 10,366.37 and 4,324.72 is: 5,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.31 : 10,366.37 = 4,324.72 : x
  2. Step 2: Convert to fraction form
    7,511.31/10,366.37 = 4,324.72/x
  3. Step 3: Cross multiply
    7,511.31x = 10,366.37 × 4,324.72
  4. Step 4: Simplify right side
    7,511.31x = 44,831,647.67
  5. Step 5: Solve for x
    x = 44,831,647.67/7,511.31
  6. Step 6: Final answer
    x = 5,968.55

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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.