Home / 3,053.63-4,213.94-1,656.38

Finding the Fourth Proportional to 3,053.63, 4,213.94 and 1,656.38

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Solution

The fourth proportional to 3,053.63, 4,213.94 and 1,656.38 is: 2,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.63 : 4,213.94 = 1,656.38 : x
  2. Step 2: Convert to fraction form
    3,053.63/4,213.94 = 1,656.38/x
  3. Step 3: Cross multiply
    3,053.63x = 4,213.94 × 1,656.38
  4. Step 4: Simplify right side
    3,053.63x = 6,979,885.94
  5. Step 5: Solve for x
    x = 6,979,885.94/3,053.63
  6. Step 6: Final answer
    x = 2,285.77

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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.