Home / 8,662.14-13,005.36-5,365.44

Finding the Fourth Proportional to 8,662.14, 13,005.36 and 5,365.44

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Solution

The fourth proportional to 8,662.14, 13,005.36 and 5,365.44 is: 8,055.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662.14 : 13,005.36 = 5,365.44 : x
  2. Step 2: Convert to fraction form
    8,662.14/13,005.36 = 5,365.44/x
  3. Step 3: Cross multiply
    8,662.14x = 13,005.36 × 5,365.44
  4. Step 4: Simplify right side
    8,662.14x = 69,779,478.76
  5. Step 5: Solve for x
    x = 69,779,478.76/8,662.14
  6. Step 6: Final answer
    x = 8,055.69

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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.