Home / 4,214.07-6,316.65-2,021.40

Finding the Fourth Proportional to 4,214.07, 6,316.65 and 2,021.40

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Solution

The fourth proportional to 4,214.07, 6,316.65 and 2,021.40 is: 3,029.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.07 : 6,316.65 = 2,021.40 : x
  2. Step 2: Convert to fraction form
    4,214.07/6,316.65 = 2,021.40/x
  3. Step 3: Cross multiply
    4,214.07x = 6,316.65 × 2,021.40
  4. Step 4: Simplify right side
    4,214.07x = 12,768,476.31
  5. Step 5: Solve for x
    x = 12,768,476.31/4,214.07
  6. Step 6: Final answer
    x = 3,029.96

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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.