Home / 7,742.89-10,673.47-4,753.54

Finding the Fourth Proportional to 7,742.89, 10,673.47 and 4,753.54

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Solution

The fourth proportional to 7,742.89, 10,673.47 and 4,753.54 is: 6,552.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.89 : 10,673.47 = 4,753.54 : x
  2. Step 2: Convert to fraction form
    7,742.89/10,673.47 = 4,753.54/x
  3. Step 3: Cross multiply
    7,742.89x = 10,673.47 × 4,753.54
  4. Step 4: Simplify right side
    7,742.89x = 50,736,725.83
  5. Step 5: Solve for x
    x = 50,736,725.83/7,742.89
  6. Step 6: Final answer
    x = 6,552.68

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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.