Home / 5,440.24-8,154.76-2,152

Finding the Fourth Proportional to 5,440.24, 8,154.76 and 2,152

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Solution

The fourth proportional to 5,440.24, 8,154.76 and 2,152 is: 3,225.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.24 : 8,154.76 = 2,152 : x
  2. Step 2: Convert to fraction form
    5,440.24/8,154.76 = 2,152/x
  3. Step 3: Cross multiply
    5,440.24x = 8,154.76 × 2,152
  4. Step 4: Simplify right side
    5,440.24x = 17,549,043.52
  5. Step 5: Solve for x
    x = 17,549,043.52/5,440.24
  6. Step 6: Final answer
    x = 3,225.78

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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.