Home / 8,130.02-11,219.41-4,404.02

Finding the Fourth Proportional to 8,130.02, 11,219.41 and 4,404.02

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Solution

The fourth proportional to 8,130.02, 11,219.41 and 4,404.02 is: 6,077.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130.02 : 11,219.41 = 4,404.02 : x
  2. Step 2: Convert to fraction form
    8,130.02/11,219.41 = 4,404.02/x
  3. Step 3: Cross multiply
    8,130.02x = 11,219.41 × 4,404.02
  4. Step 4: Simplify right side
    8,130.02x = 49,410,506.03
  5. Step 5: Solve for x
    x = 49,410,506.03/8,130.02
  6. Step 6: Final answer
    x = 6,077.54

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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.