Home / 2,558.65-3,841.58-2,011.45

Finding the Fourth Proportional to 2,558.65, 3,841.58 and 2,011.45

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Solution

The fourth proportional to 2,558.65, 3,841.58 and 2,011.45 is: 3,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.65 : 3,841.58 = 2,011.45 : x
  2. Step 2: Convert to fraction form
    2,558.65/3,841.58 = 2,011.45/x
  3. Step 3: Cross multiply
    2,558.65x = 3,841.58 × 2,011.45
  4. Step 4: Simplify right side
    2,558.65x = 7,727,136.03
  5. Step 5: Solve for x
    x = 7,727,136.03/2,558.65
  6. Step 6: Final answer
    x = 3,020.01

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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.