Home / 7,918.42-10,930.92-4,732.84

Finding the Fourth Proportional to 7,918.42, 10,930.92 and 4,732.84

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Solution

The fourth proportional to 7,918.42, 10,930.92 and 4,732.84 is: 6,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.42 : 10,930.92 = 4,732.84 : x
  2. Step 2: Convert to fraction form
    7,918.42/10,930.92 = 4,732.84/x
  3. Step 3: Cross multiply
    7,918.42x = 10,930.92 × 4,732.84
  4. Step 4: Simplify right side
    7,918.42x = 51,734,295.41
  5. Step 5: Solve for x
    x = 51,734,295.41/7,918.42
  6. Step 6: Final answer
    x = 6,533.41

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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.