Home / 3,555.40-5,333.73-1,705.27

Finding the Fourth Proportional to 3,555.40, 5,333.73 and 1,705.27

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Solution

The fourth proportional to 3,555.40, 5,333.73 and 1,705.27 is: 2,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.40 : 5,333.73 = 1,705.27 : x
  2. Step 2: Convert to fraction form
    3,555.40/5,333.73 = 1,705.27/x
  3. Step 3: Cross multiply
    3,555.40x = 5,333.73 × 1,705.27
  4. Step 4: Simplify right side
    3,555.40x = 9,095,449.76
  5. Step 5: Solve for x
    x = 9,095,449.76/3,555.40
  6. Step 6: Final answer
    x = 2,558.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.