Home / 5,436.74-8,142.08-4,652.25

Finding the Fourth Proportional to 5,436.74, 8,142.08 and 4,652.25

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Solution

The fourth proportional to 5,436.74, 8,142.08 and 4,652.25 is: 6,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.74 : 8,142.08 = 4,652.25 : x
  2. Step 2: Convert to fraction form
    5,436.74/8,142.08 = 4,652.25/x
  3. Step 3: Cross multiply
    5,436.74x = 8,142.08 × 4,652.25
  4. Step 4: Simplify right side
    5,436.74x = 37,878,968.42
  5. Step 5: Solve for x
    x = 37,878,968.42/5,436.74
  6. Step 6: Final answer
    x = 6,967.23

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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.