Home / 9,012.51-13,516.48-2,685.93

Finding the Fourth Proportional to 9,012.51, 13,516.48 and 2,685.93

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Solution

The fourth proportional to 9,012.51, 13,516.48 and 2,685.93 is: 4,028.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.51 : 13,516.48 = 2,685.93 : x
  2. Step 2: Convert to fraction form
    9,012.51/13,516.48 = 2,685.93/x
  3. Step 3: Cross multiply
    9,012.51x = 13,516.48 × 2,685.93
  4. Step 4: Simplify right side
    9,012.51x = 36,304,271.80
  5. Step 5: Solve for x
    x = 36,304,271.80/9,012.51
  6. Step 6: Final answer
    x = 4,028.21

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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.