Home / 7,423.65-11,136.23-2,744.91

Finding the Fourth Proportional to 7,423.65, 11,136.23 and 2,744.91

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Solution

The fourth proportional to 7,423.65, 11,136.23 and 2,744.91 is: 4,117.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.65 : 11,136.23 = 2,744.91 : x
  2. Step 2: Convert to fraction form
    7,423.65/11,136.23 = 2,744.91/x
  3. Step 3: Cross multiply
    7,423.65x = 11,136.23 × 2,744.91
  4. Step 4: Simplify right side
    7,423.65x = 30,567,935.36
  5. Step 5: Solve for x
    x = 30,567,935.36/7,423.65
  6. Step 6: Final answer
    x = 4,117.64

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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.