Home / 5,499.63-8,247.78-4,622.40

Finding the Fourth Proportional to 5,499.63, 8,247.78 and 4,622.40

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Solution

The fourth proportional to 5,499.63, 8,247.78 and 4,622.40 is: 6,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.63 : 8,247.78 = 4,622.40 : x
  2. Step 2: Convert to fraction form
    5,499.63/8,247.78 = 4,622.40/x
  3. Step 3: Cross multiply
    5,499.63x = 8,247.78 × 4,622.40
  4. Step 4: Simplify right side
    5,499.63x = 38,124,538.27
  5. Step 5: Solve for x
    x = 38,124,538.27/5,499.63
  6. Step 6: Final answer
    x = 6,932.20

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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.