Home / 1,673.63-2,309.85-1,010.58

Finding the Fourth Proportional to 1,673.63, 2,309.85 and 1,010.58

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Solution

The fourth proportional to 1,673.63, 2,309.85 and 1,010.58 is: 1,394.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.63 : 2,309.85 = 1,010.58 : x
  2. Step 2: Convert to fraction form
    1,673.63/2,309.85 = 1,010.58/x
  3. Step 3: Cross multiply
    1,673.63x = 2,309.85 × 1,010.58
  4. Step 4: Simplify right side
    1,673.63x = 2,334,279.55
  5. Step 5: Solve for x
    x = 2,334,279.55/1,673.63
  6. Step 6: Final answer
    x = 1,394.74

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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.