Home / 3,053.19-4,213.40-1,655.94

Finding the Fourth Proportional to 3,053.19, 4,213.40 and 1,655.94

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Solution

The fourth proportional to 3,053.19, 4,213.40 and 1,655.94 is: 2,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.19 : 4,213.40 = 1,655.94 : x
  2. Step 2: Convert to fraction form
    3,053.19/4,213.40 = 1,655.94/x
  3. Step 3: Cross multiply
    3,053.19x = 4,213.40 × 1,655.94
  4. Step 4: Simplify right side
    3,053.19x = 6,977,137.60
  5. Step 5: Solve for x
    x = 6,977,137.60/3,053.19
  6. Step 6: Final answer
    x = 2,285.20

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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.