Home / 10,588.25-15,868.70-5,043.30

Finding the Fourth Proportional to 10,588.25, 15,868.70 and 5,043.30

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Solution

The fourth proportional to 10,588.25, 15,868.70 and 5,043.30 is: 7,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,588.25 : 15,868.70 = 5,043.30 : x
  2. Step 2: Convert to fraction form
    10,588.25/15,868.70 = 5,043.30/x
  3. Step 3: Cross multiply
    10,588.25x = 15,868.70 × 5,043.30
  4. Step 4: Simplify right side
    10,588.25x = 80,030,535.37
  5. Step 5: Solve for x
    x = 80,030,535.37/10,588.25
  6. Step 6: Final answer
    x = 7,558.43

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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.