Home / 4,210.36-6,316.26-2,131.36

Finding the Fourth Proportional to 4,210.36, 6,316.26 and 2,131.36

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Solution

The fourth proportional to 4,210.36, 6,316.26 and 2,131.36 is: 3,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.36 : 6,316.26 = 2,131.36 : x
  2. Step 2: Convert to fraction form
    4,210.36/6,316.26 = 2,131.36/x
  3. Step 3: Cross multiply
    4,210.36x = 6,316.26 × 2,131.36
  4. Step 4: Simplify right side
    4,210.36x = 13,462,223.91
  5. Step 5: Solve for x
    x = 13,462,223.91/4,210.36
  6. Step 6: Final answer
    x = 3,197.40

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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.