Home / 7,513.20-10,338.32-7,284.93

Finding the Fourth Proportional to 7,513.20, 10,338.32 and 7,284.93

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Solution

The fourth proportional to 7,513.20, 10,338.32 and 7,284.93 is: 10,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.20 : 10,338.32 = 7,284.93 : x
  2. Step 2: Convert to fraction form
    7,513.20/10,338.32 = 7,284.93/x
  3. Step 3: Cross multiply
    7,513.20x = 10,338.32 × 7,284.93
  4. Step 4: Simplify right side
    7,513.20x = 75,313,955.73
  5. Step 5: Solve for x
    x = 75,313,955.73/7,513.20
  6. Step 6: Final answer
    x = 10,024.22

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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.