Home / 8,576.18-12,855.56-5,803.13

Finding the Fourth Proportional to 8,576.18, 12,855.56 and 5,803.13

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Solution

The fourth proportional to 8,576.18, 12,855.56 and 5,803.13 is: 8,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.18 : 12,855.56 = 5,803.13 : x
  2. Step 2: Convert to fraction form
    8,576.18/12,855.56 = 5,803.13/x
  3. Step 3: Cross multiply
    8,576.18x = 12,855.56 × 5,803.13
  4. Step 4: Simplify right side
    8,576.18x = 74,602,489.03
  5. Step 5: Solve for x
    x = 74,602,489.03/8,576.18
  6. Step 6: Final answer
    x = 8,698.80

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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.