Home / 6,752.23-10,128.65-2,071.90

Finding the Fourth Proportional to 6,752.23, 10,128.65 and 2,071.90

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Solution

The fourth proportional to 6,752.23, 10,128.65 and 2,071.90 is: 3,107.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.23 : 10,128.65 = 2,071.90 : x
  2. Step 2: Convert to fraction form
    6,752.23/10,128.65 = 2,071.90/x
  3. Step 3: Cross multiply
    6,752.23x = 10,128.65 × 2,071.90
  4. Step 4: Simplify right side
    6,752.23x = 20,985,549.94
  5. Step 5: Solve for x
    x = 20,985,549.94/6,752.23
  6. Step 6: Final answer
    x = 3,107.94

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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.