Home / 9,055.14-13,583.10-2,815.32

Finding the Fourth Proportional to 9,055.14, 13,583.10 and 2,815.32

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Solution

The fourth proportional to 9,055.14, 13,583.10 and 2,815.32 is: 4,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.14 : 13,583.10 = 2,815.32 : x
  2. Step 2: Convert to fraction form
    9,055.14/13,583.10 = 2,815.32/x
  3. Step 3: Cross multiply
    9,055.14x = 13,583.10 × 2,815.32
  4. Step 4: Simplify right side
    9,055.14x = 38,240,773.09
  5. Step 5: Solve for x
    x = 38,240,773.09/9,055.14
  6. Step 6: Final answer
    x = 4,223.10

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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.