Home / 3,903.07-5,856.63-2,984.53

Finding the Fourth Proportional to 3,903.07, 5,856.63 and 2,984.53

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Solution

The fourth proportional to 3,903.07, 5,856.63 and 2,984.53 is: 4,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.07 : 5,856.63 = 2,984.53 : x
  2. Step 2: Convert to fraction form
    3,903.07/5,856.63 = 2,984.53/x
  3. Step 3: Cross multiply
    3,903.07x = 5,856.63 × 2,984.53
  4. Step 4: Simplify right side
    3,903.07x = 17,479,287.93
  5. Step 5: Solve for x
    x = 17,479,287.93/3,903.07
  6. Step 6: Final answer
    x = 4,478.34

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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.