Home / 10,240.02-15,361.16-3,220.27

Finding the Fourth Proportional to 10,240.02, 15,361.16 and 3,220.27

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Solution

The fourth proportional to 10,240.02, 15,361.16 and 3,220.27 is: 4,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.02 : 15,361.16 = 3,220.27 : x
  2. Step 2: Convert to fraction form
    10,240.02/15,361.16 = 3,220.27/x
  3. Step 3: Cross multiply
    10,240.02x = 15,361.16 × 3,220.27
  4. Step 4: Simplify right side
    10,240.02x = 49,467,082.71
  5. Step 5: Solve for x
    x = 49,467,082.71/10,240.02
  6. Step 6: Final answer
    x = 4,830.76

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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.