Home / 3,090.69-4,637.30-1,116.59

Finding the Fourth Proportional to 3,090.69, 4,637.30 and 1,116.59

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Solution

The fourth proportional to 3,090.69, 4,637.30 and 1,116.59 is: 1,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.69 : 4,637.30 = 1,116.59 : x
  2. Step 2: Convert to fraction form
    3,090.69/4,637.30 = 1,116.59/x
  3. Step 3: Cross multiply
    3,090.69x = 4,637.30 × 1,116.59
  4. Step 4: Simplify right side
    3,090.69x = 5,177,934.04
  5. Step 5: Solve for x
    x = 5,177,934.04/3,090.69
  6. Step 6: Final answer
    x = 1,675.33

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1.5x scale

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.