Home / 6,598.72-9,898.56-2,214.40

Finding the Fourth Proportional to 6,598.72, 9,898.56 and 2,214.40

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Solution

The fourth proportional to 6,598.72, 9,898.56 and 2,214.40 is: 3,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.72 : 9,898.56 = 2,214.40 : x
  2. Step 2: Convert to fraction form
    6,598.72/9,898.56 = 2,214.40/x
  3. Step 3: Cross multiply
    6,598.72x = 9,898.56 × 2,214.40
  4. Step 4: Simplify right side
    6,598.72x = 21,919,371.26
  5. Step 5: Solve for x
    x = 21,919,371.26/6,598.72
  6. Step 6: Final answer
    x = 3,321.76

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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.