Home / 5,288.06-7,931.28-1,824.50

Finding the Fourth Proportional to 5,288.06, 7,931.28 and 1,824.50

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Solution

The fourth proportional to 5,288.06, 7,931.28 and 1,824.50 is: 2,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.06 : 7,931.28 = 1,824.50 : x
  2. Step 2: Convert to fraction form
    5,288.06/7,931.28 = 1,824.50/x
  3. Step 3: Cross multiply
    5,288.06x = 7,931.28 × 1,824.50
  4. Step 4: Simplify right side
    5,288.06x = 14,470,620.36
  5. Step 5: Solve for x
    x = 14,470,620.36/5,288.06
  6. Step 6: Final answer
    x = 2,736.47

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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.