Home / 1,701.02-2,550.87-660.89

Finding the Fourth Proportional to 1,701.02, 2,550.87 and 660.89

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Solution

The fourth proportional to 1,701.02, 2,550.87 and 660.89 is: 991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.02 : 2,550.87 = 660.89 : x
  2. Step 2: Convert to fraction form
    1,701.02/2,550.87 = 660.89/x
  3. Step 3: Cross multiply
    1,701.02x = 2,550.87 × 660.89
  4. Step 4: Simplify right side
    1,701.02x = 1,685,835.04
  5. Step 5: Solve for x
    x = 1,685,835.04/1,701.02
  6. Step 6: Final answer
    x = 991.07

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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.