Home / 3,053.52-4,213.88-1,656.28

Finding the Fourth Proportional to 3,053.52, 4,213.88 and 1,656.28

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Solution

The fourth proportional to 3,053.52, 4,213.88 and 1,656.28 is: 2,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.52 : 4,213.88 = 1,656.28 : x
  2. Step 2: Convert to fraction form
    3,053.52/4,213.88 = 1,656.28/x
  3. Step 3: Cross multiply
    3,053.52x = 4,213.88 × 1,656.28
  4. Step 4: Simplify right side
    3,053.52x = 6,979,365.17
  5. Step 5: Solve for x
    x = 6,979,365.17/3,053.52
  6. Step 6: Final answer
    x = 2,285.68

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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.