Home / 5,030.08-6,942.08-3,040.80

Finding the Fourth Proportional to 5,030.08, 6,942.08 and 3,040.80

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Solution

The fourth proportional to 5,030.08, 6,942.08 and 3,040.80 is: 4,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.08 : 6,942.08 = 3,040.80 : x
  2. Step 2: Convert to fraction form
    5,030.08/6,942.08 = 3,040.80/x
  3. Step 3: Cross multiply
    5,030.08x = 6,942.08 × 3,040.80
  4. Step 4: Simplify right side
    5,030.08x = 21,109,476.86
  5. Step 5: Solve for x
    x = 21,109,476.86/5,030.08
  6. Step 6: Final answer
    x = 4,196.65

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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.