Home / 5,077.93-7,004.46-3,089.86

Finding the Fourth Proportional to 5,077.93, 7,004.46 and 3,089.86

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Solution

The fourth proportional to 5,077.93, 7,004.46 and 3,089.86 is: 4,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.93 : 7,004.46 = 3,089.86 : x
  2. Step 2: Convert to fraction form
    5,077.93/7,004.46 = 3,089.86/x
  3. Step 3: Cross multiply
    5,077.93x = 7,004.46 × 3,089.86
  4. Step 4: Simplify right side
    5,077.93x = 21,642,800.78
  5. Step 5: Solve for x
    x = 21,642,800.78/5,077.93
  6. Step 6: Final answer
    x = 4,262.13

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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.