Home / 7,015.22-10,537.40-5,564.51

Finding the Fourth Proportional to 7,015.22, 10,537.40 and 5,564.51

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Solution

The fourth proportional to 7,015.22, 10,537.40 and 5,564.51 is: 8,358.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.22 : 10,537.40 = 5,564.51 : x
  2. Step 2: Convert to fraction form
    7,015.22/10,537.40 = 5,564.51/x
  3. Step 3: Cross multiply
    7,015.22x = 10,537.40 × 5,564.51
  4. Step 4: Simplify right side
    7,015.22x = 58,635,414.99
  5. Step 5: Solve for x
    x = 58,635,414.99/7,015.22
  6. Step 6: Final answer
    x = 8,358.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.