Home / 5,810.89-8,019.07-3,158.29

Finding the Fourth Proportional to 5,810.89, 8,019.07 and 3,158.29

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Solution

The fourth proportional to 5,810.89, 8,019.07 and 3,158.29 is: 4,358.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.89 : 8,019.07 = 3,158.29 : x
  2. Step 2: Convert to fraction form
    5,810.89/8,019.07 = 3,158.29/x
  3. Step 3: Cross multiply
    5,810.89x = 8,019.07 × 3,158.29
  4. Step 4: Simplify right side
    5,810.89x = 25,326,548.59
  5. Step 5: Solve for x
    x = 25,326,548.59/5,810.89
  6. Step 6: Final answer
    x = 4,358.46

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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.