Home / 4,835.20-6,672.32-2,972.24

Finding the Fourth Proportional to 4,835.20, 6,672.32 and 2,972.24

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Solution

The fourth proportional to 4,835.20, 6,672.32 and 2,972.24 is: 4,101.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,835.20 : 6,672.32 = 2,972.24 : x
  2. Step 2: Convert to fraction form
    4,835.20/6,672.32 = 2,972.24/x
  3. Step 3: Cross multiply
    4,835.20x = 6,672.32 × 2,972.24
  4. Step 4: Simplify right side
    4,835.20x = 19,831,736.40
  5. Step 5: Solve for x
    x = 19,831,736.40/4,835.20
  6. Step 6: Final answer
    x = 4,101.53

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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.