Home / 6,813.60-10,216.86-2,430.42

Finding the Fourth Proportional to 6,813.60, 10,216.86 and 2,430.42

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Solution

The fourth proportional to 6,813.60, 10,216.86 and 2,430.42 is: 3,644.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.60 : 10,216.86 = 2,430.42 : x
  2. Step 2: Convert to fraction form
    6,813.60/10,216.86 = 2,430.42/x
  3. Step 3: Cross multiply
    6,813.60x = 10,216.86 × 2,430.42
  4. Step 4: Simplify right side
    6,813.60x = 24,831,260.88
  5. Step 5: Solve for x
    x = 24,831,260.88/6,813.60
  6. Step 6: Final answer
    x = 3,644.37

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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.