Home / 5,632.70-8,440.08-3,776.99

Finding the Fourth Proportional to 5,632.70, 8,440.08 and 3,776.99

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Solution

The fourth proportional to 5,632.70, 8,440.08 and 3,776.99 is: 5,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.70 : 8,440.08 = 3,776.99 : x
  2. Step 2: Convert to fraction form
    5,632.70/8,440.08 = 3,776.99/x
  3. Step 3: Cross multiply
    5,632.70x = 8,440.08 × 3,776.99
  4. Step 4: Simplify right side
    5,632.70x = 31,878,055.56
  5. Step 5: Solve for x
    x = 31,878,055.56/5,632.70
  6. Step 6: Final answer
    x = 5,659.47

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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.