Home / 6,285.90-9,415.01-4,196.12

Finding the Fourth Proportional to 6,285.90, 9,415.01 and 4,196.12

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Solution

The fourth proportional to 6,285.90, 9,415.01 and 4,196.12 is: 6,284.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.90 : 9,415.01 = 4,196.12 : x
  2. Step 2: Convert to fraction form
    6,285.90/9,415.01 = 4,196.12/x
  3. Step 3: Cross multiply
    6,285.90x = 9,415.01 × 4,196.12
  4. Step 4: Simplify right side
    6,285.90x = 39,506,516.33
  5. Step 5: Solve for x
    x = 39,506,516.33/6,285.90
  6. Step 6: Final answer
    x = 6,284.94

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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.