Home / 10,005.08-15,004.44-4,160.25

Finding the Fourth Proportional to 10,005.08, 15,004.44 and 4,160.25

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Solution

The fourth proportional to 10,005.08, 15,004.44 and 4,160.25 is: 6,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,005.08 : 15,004.44 = 4,160.25 : x
  2. Step 2: Convert to fraction form
    10,005.08/15,004.44 = 4,160.25/x
  3. Step 3: Cross multiply
    10,005.08x = 15,004.44 × 4,160.25
  4. Step 4: Simplify right side
    10,005.08x = 62,422,221.51
  5. Step 5: Solve for x
    x = 62,422,221.51/10,005.08
  6. Step 6: Final answer
    x = 6,239.05

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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.