Home / 3,012.65-4,157.93-1,833.51

Finding the Fourth Proportional to 3,012.65, 4,157.93 and 1,833.51

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Solution

The fourth proportional to 3,012.65, 4,157.93 and 1,833.51 is: 2,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.65 : 4,157.93 = 1,833.51 : x
  2. Step 2: Convert to fraction form
    3,012.65/4,157.93 = 1,833.51/x
  3. Step 3: Cross multiply
    3,012.65x = 4,157.93 × 1,833.51
  4. Step 4: Simplify right side
    3,012.65x = 7,623,610.82
  5. Step 5: Solve for x
    x = 7,623,610.82/3,012.65
  6. Step 6: Final answer
    x = 2,530.54

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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.