Home / 5,007.54-6,909.96-2,769.40

Finding the Fourth Proportional to 5,007.54, 6,909.96 and 2,769.40

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Solution

The fourth proportional to 5,007.54, 6,909.96 and 2,769.40 is: 3,821.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.54 : 6,909.96 = 2,769.40 : x
  2. Step 2: Convert to fraction form
    5,007.54/6,909.96 = 2,769.40/x
  3. Step 3: Cross multiply
    5,007.54x = 6,909.96 × 2,769.40
  4. Step 4: Simplify right side
    5,007.54x = 19,136,443.22
  5. Step 5: Solve for x
    x = 19,136,443.22/5,007.54
  6. Step 6: Final answer
    x = 3,821.53

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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.