Home / 2,957.02-4,080.38-1,697.83

Finding the Fourth Proportional to 2,957.02, 4,080.38 and 1,697.83

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Solution

The fourth proportional to 2,957.02, 4,080.38 and 1,697.83 is: 2,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.02 : 4,080.38 = 1,697.83 : x
  2. Step 2: Convert to fraction form
    2,957.02/4,080.38 = 1,697.83/x
  3. Step 3: Cross multiply
    2,957.02x = 4,080.38 × 1,697.83
  4. Step 4: Simplify right side
    2,957.02x = 6,927,772.89
  5. Step 5: Solve for x
    x = 6,927,772.89/2,957.02
  6. Step 6: Final answer
    x = 2,342.82

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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.