Home / 3,485.25-5,229.67-2,316.06

Finding the Fourth Proportional to 3,485.25, 5,229.67 and 2,316.06

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Solution

The fourth proportional to 3,485.25, 5,229.67 and 2,316.06 is: 3,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.25 : 5,229.67 = 2,316.06 : x
  2. Step 2: Convert to fraction form
    3,485.25/5,229.67 = 2,316.06/x
  3. Step 3: Cross multiply
    3,485.25x = 5,229.67 × 2,316.06
  4. Step 4: Simplify right side
    3,485.25x = 12,112,223.71
  5. Step 5: Solve for x
    x = 12,112,223.71/3,485.25
  6. Step 6: Final answer
    x = 3,475.28

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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.