Home / 3,000.04-4,139.66-1,673.56

Finding the Fourth Proportional to 3,000.04, 4,139.66 and 1,673.56

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Solution

The fourth proportional to 3,000.04, 4,139.66 and 1,673.56 is: 2,309.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.04 : 4,139.66 = 1,673.56 : x
  2. Step 2: Convert to fraction form
    3,000.04/4,139.66 = 1,673.56/x
  3. Step 3: Cross multiply
    3,000.04x = 4,139.66 × 1,673.56
  4. Step 4: Simplify right side
    3,000.04x = 6,927,969.33
  5. Step 5: Solve for x
    x = 6,927,969.33/3,000.04
  6. Step 6: Final answer
    x = 2,309.29

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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.