Home / 9,162.48-13,739.40-5,265.84

Finding the Fourth Proportional to 9,162.48, 13,739.40 and 5,265.84

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Solution

The fourth proportional to 9,162.48, 13,739.40 and 5,265.84 is: 7,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.48 : 13,739.40 = 5,265.84 : x
  2. Step 2: Convert to fraction form
    9,162.48/13,739.40 = 5,265.84/x
  3. Step 3: Cross multiply
    9,162.48x = 13,739.40 × 5,265.84
  4. Step 4: Simplify right side
    9,162.48x = 72,349,482.10
  5. Step 5: Solve for x
    x = 72,349,482.10/9,162.48
  6. Step 6: Final answer
    x = 7,896.28

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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.