Home / 3,080.48-4,617.12-1,436

Finding the Fourth Proportional to 3,080.48, 4,617.12 and 1,436

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Solution

The fourth proportional to 3,080.48, 4,617.12 and 1,436 is: 2,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.48 : 4,617.12 = 1,436 : x
  2. Step 2: Convert to fraction form
    3,080.48/4,617.12 = 1,436/x
  3. Step 3: Cross multiply
    3,080.48x = 4,617.12 × 1,436
  4. Step 4: Simplify right side
    3,080.48x = 6,630,184.32
  5. Step 5: Solve for x
    x = 6,630,184.32/3,080.48
  6. Step 6: Final answer
    x = 2,152.32

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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.