Home / 6,549.36-9,038.96-3,898.23

Finding the Fourth Proportional to 6,549.36, 9,038.96 and 3,898.23

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Solution

The fourth proportional to 6,549.36, 9,038.96 and 3,898.23 is: 5,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.36 : 9,038.96 = 3,898.23 : x
  2. Step 2: Convert to fraction form
    6,549.36/9,038.96 = 3,898.23/x
  3. Step 3: Cross multiply
    6,549.36x = 9,038.96 × 3,898.23
  4. Step 4: Simplify right side
    6,549.36x = 35,235,945.04
  5. Step 5: Solve for x
    x = 35,235,945.04/6,549.36
  6. Step 6: Final answer
    x = 5,380.06

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1.5x scale

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.