Home / 5,838.07-8,705.69-5,785.42

Finding the Fourth Proportional to 5,838.07, 8,705.69 and 5,785.42

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Solution

The fourth proportional to 5,838.07, 8,705.69 and 5,785.42 is: 8,627.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.07 : 8,705.69 = 5,785.42 : x
  2. Step 2: Convert to fraction form
    5,838.07/8,705.69 = 5,785.42/x
  3. Step 3: Cross multiply
    5,838.07x = 8,705.69 × 5,785.42
  4. Step 4: Simplify right side
    5,838.07x = 50,366,073.04
  5. Step 5: Solve for x
    x = 50,366,073.04/5,838.07
  6. Step 6: Final answer
    x = 8,627.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.