Home / 3,705.34-5,558.31-1,108.24

Finding the Fourth Proportional to 3,705.34, 5,558.31 and 1,108.24

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Solution

The fourth proportional to 3,705.34, 5,558.31 and 1,108.24 is: 1,662.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.34 : 5,558.31 = 1,108.24 : x
  2. Step 2: Convert to fraction form
    3,705.34/5,558.31 = 1,108.24/x
  3. Step 3: Cross multiply
    3,705.34x = 5,558.31 × 1,108.24
  4. Step 4: Simplify right side
    3,705.34x = 6,159,941.47
  5. Step 5: Solve for x
    x = 6,159,941.47/3,705.34
  6. Step 6: Final answer
    x = 1,662.45

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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.