Home / 4,130.36-6,196.16-1,208.32

Finding the Fourth Proportional to 4,130.36, 6,196.16 and 1,208.32

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Solution

The fourth proportional to 4,130.36, 6,196.16 and 1,208.32 is: 1,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.36 : 6,196.16 = 1,208.32 : x
  2. Step 2: Convert to fraction form
    4,130.36/6,196.16 = 1,208.32/x
  3. Step 3: Cross multiply
    4,130.36x = 6,196.16 × 1,208.32
  4. Step 4: Simplify right side
    4,130.36x = 7,486,944.05
  5. Step 5: Solve for x
    x = 7,486,944.05/4,130.36
  6. Step 6: Final answer
    x = 1,812.66

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1.5x scale

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.