Home / 7,822.53-11,725.29-2,888.01

Finding the Fourth Proportional to 7,822.53, 11,725.29 and 2,888.01

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Solution

The fourth proportional to 7,822.53, 11,725.29 and 2,888.01 is: 4,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.53 : 11,725.29 = 2,888.01 : x
  2. Step 2: Convert to fraction form
    7,822.53/11,725.29 = 2,888.01/x
  3. Step 3: Cross multiply
    7,822.53x = 11,725.29 × 2,888.01
  4. Step 4: Simplify right side
    7,822.53x = 33,862,754.77
  5. Step 5: Solve for x
    x = 33,862,754.77/7,822.53
  6. Step 6: Final answer
    x = 4,328.88

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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.