Home / 7,280.67-10,053.68-5,706.03

Finding the Fourth Proportional to 7,280.67, 10,053.68 and 5,706.03

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Solution

The fourth proportional to 7,280.67, 10,053.68 and 5,706.03 is: 7,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.67 : 10,053.68 = 5,706.03 : x
  2. Step 2: Convert to fraction form
    7,280.67/10,053.68 = 5,706.03/x
  3. Step 3: Cross multiply
    7,280.67x = 10,053.68 × 5,706.03
  4. Step 4: Simplify right side
    7,280.67x = 57,366,571.16
  5. Step 5: Solve for x
    x = 57,366,571.16/7,280.67
  6. Step 6: Final answer
    x = 7,879.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.