Home / 4,212.21-6,316.48-2,237.40

Finding the Fourth Proportional to 4,212.21, 6,316.48 and 2,237.40

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Solution

The fourth proportional to 4,212.21, 6,316.48 and 2,237.40 is: 3,355.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.21 : 6,316.48 = 2,237.40 : x
  2. Step 2: Convert to fraction form
    4,212.21/6,316.48 = 2,237.40/x
  3. Step 3: Cross multiply
    4,212.21x = 6,316.48 × 2,237.40
  4. Step 4: Simplify right side
    4,212.21x = 14,132,492.35
  5. Step 5: Solve for x
    x = 14,132,492.35/4,212.21
  6. Step 6: Final answer
    x = 3,355.13

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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.