Home / 6,129.57-9,196.08-1,969.83

Finding the Fourth Proportional to 6,129.57, 9,196.08 and 1,969.83

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Solution

The fourth proportional to 6,129.57, 9,196.08 and 1,969.83 is: 2,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.57 : 9,196.08 = 1,969.83 : x
  2. Step 2: Convert to fraction form
    6,129.57/9,196.08 = 1,969.83/x
  3. Step 3: Cross multiply
    6,129.57x = 9,196.08 × 1,969.83
  4. Step 4: Simplify right side
    6,129.57x = 18,114,714.27
  5. Step 5: Solve for x
    x = 18,114,714.27/6,129.57
  6. Step 6: Final answer
    x = 2,955.30

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1.5x scale

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.