Home / 5,148.16-7,104.46-3,023.28

Finding the Fourth Proportional to 5,148.16, 7,104.46 and 3,023.28

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Solution

The fourth proportional to 5,148.16, 7,104.46 and 3,023.28 is: 4,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.16 : 7,104.46 = 3,023.28 : x
  2. Step 2: Convert to fraction form
    5,148.16/7,104.46 = 3,023.28/x
  3. Step 3: Cross multiply
    5,148.16x = 7,104.46 × 3,023.28
  4. Step 4: Simplify right side
    5,148.16x = 21,478,771.83
  5. Step 5: Solve for x
    x = 21,478,771.83/5,148.16
  6. Step 6: Final answer
    x = 4,172.13

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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.