Home / 4,127.04-6,186.24-2,181.60

Finding the Fourth Proportional to 4,127.04, 6,186.24 and 2,181.60

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Solution

The fourth proportional to 4,127.04, 6,186.24 and 2,181.60 is: 3,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.04 : 6,186.24 = 2,181.60 : x
  2. Step 2: Convert to fraction form
    4,127.04/6,186.24 = 2,181.60/x
  3. Step 3: Cross multiply
    4,127.04x = 6,186.24 × 2,181.60
  4. Step 4: Simplify right side
    4,127.04x = 13,495,901.18
  5. Step 5: Solve for x
    x = 13,495,901.18/4,127.04
  6. Step 6: Final answer
    x = 3,270.12

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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.