Home / 3,035.16-4,188.66-1,709.28

Finding the Fourth Proportional to 3,035.16, 4,188.66 and 1,709.28

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Solution

The fourth proportional to 3,035.16, 4,188.66 and 1,709.28 is: 2,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.16 : 4,188.66 = 1,709.28 : x
  2. Step 2: Convert to fraction form
    3,035.16/4,188.66 = 1,709.28/x
  3. Step 3: Cross multiply
    3,035.16x = 4,188.66 × 1,709.28
  4. Step 4: Simplify right side
    3,035.16x = 7,159,592.76
  5. Step 5: Solve for x
    x = 7,159,592.76/3,035.16
  6. Step 6: Final answer
    x = 2,358.88

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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.