Home / 6,316.38-9,474.60-1,636.06

Finding the Fourth Proportional to 6,316.38, 9,474.60 and 1,636.06

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Solution

The fourth proportional to 6,316.38, 9,474.60 and 1,636.06 is: 2,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.38 : 9,474.60 = 1,636.06 : x
  2. Step 2: Convert to fraction form
    6,316.38/9,474.60 = 1,636.06/x
  3. Step 3: Cross multiply
    6,316.38x = 9,474.60 × 1,636.06
  4. Step 4: Simplify right side
    6,316.38x = 15,501,014.08
  5. Step 5: Solve for x
    x = 15,501,014.08/6,316.38
  6. Step 6: Final answer
    x = 2,454.10

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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.