Home / 1,870.49-2,582.48-1,673.66

Finding the Fourth Proportional to 1,870.49, 2,582.48 and 1,673.66

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Solution

The fourth proportional to 1,870.49, 2,582.48 and 1,673.66 is: 2,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870.49 : 2,582.48 = 1,673.66 : x
  2. Step 2: Convert to fraction form
    1,870.49/2,582.48 = 1,673.66/x
  3. Step 3: Cross multiply
    1,870.49x = 2,582.48 × 1,673.66
  4. Step 4: Simplify right side
    1,870.49x = 4,322,204.12
  5. Step 5: Solve for x
    x = 4,322,204.12/1,870.49
  6. Step 6: Final answer
    x = 2,310.73

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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.