Home / 5,103.16-7,043.80-3,008.50

Finding the Fourth Proportional to 5,103.16, 7,043.80 and 3,008.50

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Solution

The fourth proportional to 5,103.16, 7,043.80 and 3,008.50 is: 4,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.16 : 7,043.80 = 3,008.50 : x
  2. Step 2: Convert to fraction form
    5,103.16/7,043.80 = 3,008.50/x
  3. Step 3: Cross multiply
    5,103.16x = 7,043.80 × 3,008.50
  4. Step 4: Simplify right side
    5,103.16x = 21,191,272.30
  5. Step 5: Solve for x
    x = 21,191,272.30/5,103.16
  6. Step 6: Final answer
    x = 4,152.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.