Home / 2,883.65-4,319.78-1,497.89

Finding the Fourth Proportional to 2,883.65, 4,319.78 and 1,497.89

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Solution

The fourth proportional to 2,883.65, 4,319.78 and 1,497.89 is: 2,243.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.65 : 4,319.78 = 1,497.89 : x
  2. Step 2: Convert to fraction form
    2,883.65/4,319.78 = 1,497.89/x
  3. Step 3: Cross multiply
    2,883.65x = 4,319.78 × 1,497.89
  4. Step 4: Simplify right side
    2,883.65x = 6,470,526.18
  5. Step 5: Solve for x
    x = 6,470,526.18/2,883.65
  6. Step 6: Final answer
    x = 2,243.87

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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.