Home / 6,167.34-8,511.08-3,515.00

Finding the Fourth Proportional to 6,167.34, 8,511.08 and 3,515.00

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Solution

The fourth proportional to 6,167.34, 8,511.08 and 3,515.00 is: 4,850.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.34 : 8,511.08 = 3,515.00 : x
  2. Step 2: Convert to fraction form
    6,167.34/8,511.08 = 3,515.00/x
  3. Step 3: Cross multiply
    6,167.34x = 8,511.08 × 3,515.00
  4. Step 4: Simplify right side
    6,167.34x = 29,916,386.07
  5. Step 5: Solve for x
    x = 29,916,386.07/6,167.34
  6. Step 6: Final answer
    x = 4,850.78

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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.