Home / 6,270.20-9,412.14-4,621.64

Finding the Fourth Proportional to 6,270.20, 9,412.14 and 4,621.64

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Solution

The fourth proportional to 6,270.20, 9,412.14 and 4,621.64 is: 6,937.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.20 : 9,412.14 = 4,621.64 : x
  2. Step 2: Convert to fraction form
    6,270.20/9,412.14 = 4,621.64/x
  3. Step 3: Cross multiply
    6,270.20x = 9,412.14 × 4,621.64
  4. Step 4: Simplify right side
    6,270.20x = 43,499,522.71
  5. Step 5: Solve for x
    x = 43,499,522.71/6,270.20
  6. Step 6: Final answer
    x = 6,937.50

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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.