Home / 9,171.57-13,745.04-5,005.34

Finding the Fourth Proportional to 9,171.57, 13,745.04 and 5,005.34

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Solution

The fourth proportional to 9,171.57, 13,745.04 and 5,005.34 is: 7,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.57 : 13,745.04 = 5,005.34 : x
  2. Step 2: Convert to fraction form
    9,171.57/13,745.04 = 5,005.34/x
  3. Step 3: Cross multiply
    9,171.57x = 13,745.04 × 5,005.34
  4. Step 4: Simplify right side
    9,171.57x = 68,798,598.51
  5. Step 5: Solve for x
    x = 68,798,598.51/9,171.57
  6. Step 6: Final answer
    x = 7,501.29

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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.