Home / 6,316.92-9,474.84-2,420.28

Finding the Fourth Proportional to 6,316.92, 9,474.84 and 2,420.28

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Solution

The fourth proportional to 6,316.92, 9,474.84 and 2,420.28 is: 3,630.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.92 : 9,474.84 = 2,420.28 : x
  2. Step 2: Convert to fraction form
    6,316.92/9,474.84 = 2,420.28/x
  3. Step 3: Cross multiply
    6,316.92x = 9,474.84 × 2,420.28
  4. Step 4: Simplify right side
    6,316.92x = 22,931,765.76
  5. Step 5: Solve for x
    x = 22,931,765.76/6,316.92
  6. Step 6: Final answer
    x = 3,630.21

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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.