Home / 2,984.24-4,118.16-1,657.96

Finding the Fourth Proportional to 2,984.24, 4,118.16 and 1,657.96

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Solution

The fourth proportional to 2,984.24, 4,118.16 and 1,657.96 is: 2,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.24 : 4,118.16 = 1,657.96 : x
  2. Step 2: Convert to fraction form
    2,984.24/4,118.16 = 1,657.96/x
  3. Step 3: Cross multiply
    2,984.24x = 4,118.16 × 1,657.96
  4. Step 4: Simplify right side
    2,984.24x = 6,827,744.55
  5. Step 5: Solve for x
    x = 6,827,744.55/2,984.24
  6. Step 6: Final answer
    x = 2,287.93

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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.