Home / 2,964.24-4,090.86-1,705.32

Finding the Fourth Proportional to 2,964.24, 4,090.86 and 1,705.32

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Solution

The fourth proportional to 2,964.24, 4,090.86 and 1,705.32 is: 2,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.24 : 4,090.86 = 1,705.32 : x
  2. Step 2: Convert to fraction form
    2,964.24/4,090.86 = 1,705.32/x
  3. Step 3: Cross multiply
    2,964.24x = 4,090.86 × 1,705.32
  4. Step 4: Simplify right side
    2,964.24x = 6,976,225.38
  5. Step 5: Solve for x
    x = 6,976,225.38/2,964.24
  6. Step 6: Final answer
    x = 2,353.46

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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.