Home / 3,485.02-5,230.41-1,434.46

Finding the Fourth Proportional to 3,485.02, 5,230.41 and 1,434.46

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Solution

The fourth proportional to 3,485.02, 5,230.41 and 1,434.46 is: 2,152.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.02 : 5,230.41 = 1,434.46 : x
  2. Step 2: Convert to fraction form
    3,485.02/5,230.41 = 1,434.46/x
  3. Step 3: Cross multiply
    3,485.02x = 5,230.41 × 1,434.46
  4. Step 4: Simplify right side
    3,485.02x = 7,502,813.93
  5. Step 5: Solve for x
    x = 7,502,813.93/3,485.02
  6. Step 6: Final answer
    x = 2,152.88

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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.