Home / 1,730.13-2,590.23-1,076.46

Finding the Fourth Proportional to 1,730.13, 2,590.23 and 1,076.46

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Solution

The fourth proportional to 1,730.13, 2,590.23 and 1,076.46 is: 1,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.13 : 2,590.23 = 1,076.46 : x
  2. Step 2: Convert to fraction form
    1,730.13/2,590.23 = 1,076.46/x
  3. Step 3: Cross multiply
    1,730.13x = 2,590.23 × 1,076.46
  4. Step 4: Simplify right side
    1,730.13x = 2,788,278.99
  5. Step 5: Solve for x
    x = 2,788,278.99/1,730.13
  6. Step 6: Final answer
    x = 1,611.60

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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.