Home / 1,673.70-2,308.96-1,176.66

Finding the Fourth Proportional to 1,673.70, 2,308.96 and 1,176.66

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Solution

The fourth proportional to 1,673.70, 2,308.96 and 1,176.66 is: 1,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.70 : 2,308.96 = 1,176.66 : x
  2. Step 2: Convert to fraction form
    1,673.70/2,308.96 = 1,176.66/x
  3. Step 3: Cross multiply
    1,673.70x = 2,308.96 × 1,176.66
  4. Step 4: Simplify right side
    1,673.70x = 2,716,871.00
  5. Step 5: Solve for x
    x = 2,716,871.00/1,673.70
  6. Step 6: Final answer
    x = 1,623.27

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1.5x scale

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.