Home / 3,053.30-4,213.55-1,656.05

Finding the Fourth Proportional to 3,053.30, 4,213.55 and 1,656.05

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Solution

The fourth proportional to 3,053.30, 4,213.55 and 1,656.05 is: 2,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.30 : 4,213.55 = 1,656.05 : x
  2. Step 2: Convert to fraction form
    3,053.30/4,213.55 = 1,656.05/x
  3. Step 3: Cross multiply
    3,053.30x = 4,213.55 × 1,656.05
  4. Step 4: Simplify right side
    3,053.30x = 6,977,849.48
  5. Step 5: Solve for x
    x = 6,977,849.48/3,053.30
  6. Step 6: Final answer
    x = 2,285.35

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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.