Home / 1,674.45-2,310.77-1,011.18

Finding the Fourth Proportional to 1,674.45, 2,310.77 and 1,011.18

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Solution

The fourth proportional to 1,674.45, 2,310.77 and 1,011.18 is: 1,395.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674.45 : 2,310.77 = 1,011.18 : x
  2. Step 2: Convert to fraction form
    1,674.45/2,310.77 = 1,011.18/x
  3. Step 3: Cross multiply
    1,674.45x = 2,310.77 × 1,011.18
  4. Step 4: Simplify right side
    1,674.45x = 2,336,599.35
  5. Step 5: Solve for x
    x = 2,336,599.35/1,674.45
  6. Step 6: Final answer
    x = 1,395.44

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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.