Home / 1,730.02-2,585.09-1,177.60

Finding the Fourth Proportional to 1,730.02, 2,585.09 and 1,177.60

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Solution

The fourth proportional to 1,730.02, 2,585.09 and 1,177.60 is: 1,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.02 : 2,585.09 = 1,177.60 : x
  2. Step 2: Convert to fraction form
    1,730.02/2,585.09 = 1,177.60/x
  3. Step 3: Cross multiply
    1,730.02x = 2,585.09 × 1,177.60
  4. Step 4: Simplify right side
    1,730.02x = 3,044,201.98
  5. Step 5: Solve for x
    x = 3,044,201.98/1,730.02
  6. Step 6: Final answer
    x = 1,759.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.