Home / 9,051.40-13,577.10-5,163.40

Finding the Fourth Proportional to 9,051.40, 13,577.10 and 5,163.40

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Solution

The fourth proportional to 9,051.40, 13,577.10 and 5,163.40 is: 7,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.40 : 13,577.10 = 5,163.40 : x
  2. Step 2: Convert to fraction form
    9,051.40/13,577.10 = 5,163.40/x
  3. Step 3: Cross multiply
    9,051.40x = 13,577.10 × 5,163.40
  4. Step 4: Simplify right side
    9,051.40x = 70,103,998.14
  5. Step 5: Solve for x
    x = 70,103,998.14/9,051.40
  6. Step 6: Final answer
    x = 7,745.10

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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.