Home / 7,042.62-9,715.77-4,246.50

Finding the Fourth Proportional to 7,042.62, 9,715.77 and 4,246.50

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Solution

The fourth proportional to 7,042.62, 9,715.77 and 4,246.50 is: 5,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.62 : 9,715.77 = 4,246.50 : x
  2. Step 2: Convert to fraction form
    7,042.62/9,715.77 = 4,246.50/x
  3. Step 3: Cross multiply
    7,042.62x = 9,715.77 × 4,246.50
  4. Step 4: Simplify right side
    7,042.62x = 41,258,017.31
  5. Step 5: Solve for x
    x = 41,258,017.31/7,042.62
  6. Step 6: Final answer
    x = 5,858.33

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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.