Home / 2,835.56-3,913.52-1,657.32

Finding the Fourth Proportional to 2,835.56, 3,913.52 and 1,657.32

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Solution

The fourth proportional to 2,835.56, 3,913.52 and 1,657.32 is: 2,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.56 : 3,913.52 = 1,657.32 : x
  2. Step 2: Convert to fraction form
    2,835.56/3,913.52 = 1,657.32/x
  3. Step 3: Cross multiply
    2,835.56x = 3,913.52 × 1,657.32
  4. Step 4: Simplify right side
    2,835.56x = 6,485,954.97
  5. Step 5: Solve for x
    x = 6,485,954.97/2,835.56
  6. Step 6: Final answer
    x = 2,287.36

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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.