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Finding the Fourth Proportional to 5,807.53, 8,014.38 and 3,154.93

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Solution

The fourth proportional to 5,807.53, 8,014.38 and 3,154.93 is: 4,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.53 : 8,014.38 = 3,154.93 : x
  2. Step 2: Convert to fraction form
    5,807.53/8,014.38 = 3,154.93/x
  3. Step 3: Cross multiply
    5,807.53x = 8,014.38 × 3,154.93
  4. Step 4: Simplify right side
    5,807.53x = 25,284,807.89
  5. Step 5: Solve for x
    x = 25,284,807.89/5,807.53
  6. Step 6: Final answer
    x = 4,353.80

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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.