Home / 5,785.17-7,975.05-4,101.36

Finding the Fourth Proportional to 5,785.17, 7,975.05 and 4,101.36

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Solution

The fourth proportional to 5,785.17, 7,975.05 and 4,101.36 is: 5,653.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.17 : 7,975.05 = 4,101.36 : x
  2. Step 2: Convert to fraction form
    5,785.17/7,975.05 = 4,101.36/x
  3. Step 3: Cross multiply
    5,785.17x = 7,975.05 × 4,101.36
  4. Step 4: Simplify right side
    5,785.17x = 32,708,551.07
  5. Step 5: Solve for x
    x = 32,708,551.07/5,785.17
  6. Step 6: Final answer
    x = 5,653.86

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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.