Home / 5,168.23-7,754.58-1,881.79

Finding the Fourth Proportional to 5,168.23, 7,754.58 and 1,881.79

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Solution

The fourth proportional to 5,168.23, 7,754.58 and 1,881.79 is: 2,823.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.23 : 7,754.58 = 1,881.79 : x
  2. Step 2: Convert to fraction form
    5,168.23/7,754.58 = 1,881.79/x
  3. Step 3: Cross multiply
    5,168.23x = 7,754.58 × 1,881.79
  4. Step 4: Simplify right side
    5,168.23x = 14,592,491.10
  5. Step 5: Solve for x
    x = 14,592,491.10/5,168.23
  6. Step 6: Final answer
    x = 2,823.50

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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.