Home / 2,957.10-4,435.87-1,724.63

Finding the Fourth Proportional to 2,957.10, 4,435.87 and 1,724.63

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Solution

The fourth proportional to 2,957.10, 4,435.87 and 1,724.63 is: 2,587.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.10 : 4,435.87 = 1,724.63 : x
  2. Step 2: Convert to fraction form
    2,957.10/4,435.87 = 1,724.63/x
  3. Step 3: Cross multiply
    2,957.10x = 4,435.87 × 1,724.63
  4. Step 4: Simplify right side
    2,957.10x = 7,650,219.08
  5. Step 5: Solve for x
    x = 7,650,219.08/2,957.10
  6. Step 6: Final answer
    x = 2,587.07

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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.