Home / 3,045.04-4,202.14-1,647.79

Finding the Fourth Proportional to 3,045.04, 4,202.14 and 1,647.79

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Solution

The fourth proportional to 3,045.04, 4,202.14 and 1,647.79 is: 2,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.04 : 4,202.14 = 1,647.79 : x
  2. Step 2: Convert to fraction form
    3,045.04/4,202.14 = 1,647.79/x
  3. Step 3: Cross multiply
    3,045.04x = 4,202.14 × 1,647.79
  4. Step 4: Simplify right side
    3,045.04x = 6,924,244.27
  5. Step 5: Solve for x
    x = 6,924,244.27/3,045.04
  6. Step 6: Final answer
    x = 2,273.94

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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.