Home / 5,160.63-7,114.18-3,814.26

Finding the Fourth Proportional to 5,160.63, 7,114.18 and 3,814.26

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Solution

The fourth proportional to 5,160.63, 7,114.18 and 3,814.26 is: 5,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.63 : 7,114.18 = 3,814.26 : x
  2. Step 2: Convert to fraction form
    5,160.63/7,114.18 = 3,814.26/x
  3. Step 3: Cross multiply
    5,160.63x = 7,114.18 × 3,814.26
  4. Step 4: Simplify right side
    5,160.63x = 27,135,303.14
  5. Step 5: Solve for x
    x = 27,135,303.14/5,160.63
  6. Step 6: Final answer
    x = 5,258.14

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1.5x scale

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.