Home / 10,296.81-15,445.44-3,276.81

Finding the Fourth Proportional to 10,296.81, 15,445.44 and 3,276.81

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Solution

The fourth proportional to 10,296.81, 15,445.44 and 3,276.81 is: 4,915.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.81 : 15,445.44 = 3,276.81 : x
  2. Step 2: Convert to fraction form
    10,296.81/15,445.44 = 3,276.81/x
  3. Step 3: Cross multiply
    10,296.81x = 15,445.44 × 3,276.81
  4. Step 4: Simplify right side
    10,296.81x = 50,611,772.25
  5. Step 5: Solve for x
    x = 50,611,772.25/10,296.81
  6. Step 6: Final answer
    x = 4,915.29

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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.