Home / 5,030.79-7,546.59-1,912.29

Finding the Fourth Proportional to 5,030.79, 7,546.59 and 1,912.29

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Solution

The fourth proportional to 5,030.79, 7,546.59 and 1,912.29 is: 2,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.79 : 7,546.59 = 1,912.29 : x
  2. Step 2: Convert to fraction form
    5,030.79/7,546.59 = 1,912.29/x
  3. Step 3: Cross multiply
    5,030.79x = 7,546.59 × 1,912.29
  4. Step 4: Simplify right side
    5,030.79x = 14,431,268.59
  5. Step 5: Solve for x
    x = 14,431,268.59/5,030.79
  6. Step 6: Final answer
    x = 2,868.59

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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.