Home / 3,054.10-4,214.65-1,656.85

Finding the Fourth Proportional to 3,054.10, 4,214.65 and 1,656.85

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Solution

The fourth proportional to 3,054.10, 4,214.65 and 1,656.85 is: 2,286.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.10 : 4,214.65 = 1,656.85 : x
  2. Step 2: Convert to fraction form
    3,054.10/4,214.65 = 1,656.85/x
  3. Step 3: Cross multiply
    3,054.10x = 4,214.65 × 1,656.85
  4. Step 4: Simplify right side
    3,054.10x = 6,983,042.85
  5. Step 5: Solve for x
    x = 6,983,042.85/3,054.10
  6. Step 6: Final answer
    x = 2,286.45

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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.