Home / 7,358.12-10,154.20-4,046.12

Finding the Fourth Proportional to 7,358.12, 10,154.20 and 4,046.12

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Solution

The fourth proportional to 7,358.12, 10,154.20 and 4,046.12 is: 5,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.12 : 10,154.20 = 4,046.12 : x
  2. Step 2: Convert to fraction form
    7,358.12/10,154.20 = 4,046.12/x
  3. Step 3: Cross multiply
    7,358.12x = 10,154.20 × 4,046.12
  4. Step 4: Simplify right side
    7,358.12x = 41,085,111.70
  5. Step 5: Solve for x
    x = 41,085,111.70/7,358.12
  6. Step 6: Final answer
    x = 5,583.64

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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.