Home / 7,240.65-10,866.16-3,083.57

Finding the Fourth Proportional to 7,240.65, 10,866.16 and 3,083.57

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Solution

The fourth proportional to 7,240.65, 10,866.16 and 3,083.57 is: 4,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.65 : 10,866.16 = 3,083.57 : x
  2. Step 2: Convert to fraction form
    7,240.65/10,866.16 = 3,083.57/x
  3. Step 3: Cross multiply
    7,240.65x = 10,866.16 × 3,083.57
  4. Step 4: Simplify right side
    7,240.65x = 33,506,596.01
  5. Step 5: Solve for x
    x = 33,506,596.01/7,240.65
  6. Step 6: Final answer
    x = 4,627.57

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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.