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Finding the Fourth Proportional to 6,855.69, 9,461.03 and 4,204.56

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Solution

The fourth proportional to 6,855.69, 9,461.03 and 4,204.56 is: 5,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.69 : 9,461.03 = 4,204.56 : x
  2. Step 2: Convert to fraction form
    6,855.69/9,461.03 = 4,204.56/x
  3. Step 3: Cross multiply
    6,855.69x = 9,461.03 × 4,204.56
  4. Step 4: Simplify right side
    6,855.69x = 39,779,447.27
  5. Step 5: Solve for x
    x = 39,779,447.27/6,855.69
  6. Step 6: Final answer
    x = 5,802.40

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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.