Home / 6,316.16-9,474.72-3,240.32

Finding the Fourth Proportional to 6,316.16, 9,474.72 and 3,240.32

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Solution

The fourth proportional to 6,316.16, 9,474.72 and 3,240.32 is: 4,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.16 : 9,474.72 = 3,240.32 : x
  2. Step 2: Convert to fraction form
    6,316.16/9,474.72 = 3,240.32/x
  3. Step 3: Cross multiply
    6,316.16x = 9,474.72 × 3,240.32
  4. Step 4: Simplify right side
    6,316.16x = 30,701,124.71
  5. Step 5: Solve for x
    x = 30,701,124.71/6,316.16
  6. Step 6: Final answer
    x = 4,860.73

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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.