Home / 1,734.69-2,602.85-1,085.07

Finding the Fourth Proportional to 1,734.69, 2,602.85 and 1,085.07

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Solution

The fourth proportional to 1,734.69, 2,602.85 and 1,085.07 is: 1,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.69 : 2,602.85 = 1,085.07 : x
  2. Step 2: Convert to fraction form
    1,734.69/2,602.85 = 1,085.07/x
  3. Step 3: Cross multiply
    1,734.69x = 2,602.85 × 1,085.07
  4. Step 4: Simplify right side
    1,734.69x = 2,824,269.02
  5. Step 5: Solve for x
    x = 2,824,269.02/1,734.69
  6. Step 6: Final answer
    x = 1,628.11

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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.