Home / 2,941.12-4,398.96-1,705.60

Finding the Fourth Proportional to 2,941.12, 4,398.96 and 1,705.60

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Solution

The fourth proportional to 2,941.12, 4,398.96 and 1,705.60 is: 2,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.12 : 4,398.96 = 1,705.60 : x
  2. Step 2: Convert to fraction form
    2,941.12/4,398.96 = 1,705.60/x
  3. Step 3: Cross multiply
    2,941.12x = 4,398.96 × 1,705.60
  4. Step 4: Simplify right side
    2,941.12x = 7,502,866.18
  5. Step 5: Solve for x
    x = 7,502,866.18/2,941.12
  6. Step 6: Final answer
    x = 2,551.02

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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.