Home / 5,271.69-7,274.93-3,176.22

Finding the Fourth Proportional to 5,271.69, 7,274.93 and 3,176.22

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Solution

The fourth proportional to 5,271.69, 7,274.93 and 3,176.22 is: 4,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.69 : 7,274.93 = 3,176.22 : x
  2. Step 2: Convert to fraction form
    5,271.69/7,274.93 = 3,176.22/x
  3. Step 3: Cross multiply
    5,271.69x = 7,274.93 × 3,176.22
  4. Step 4: Simplify right side
    5,271.69x = 23,106,778.16
  5. Step 5: Solve for x
    x = 23,106,778.16/5,271.69
  6. Step 6: Final answer
    x = 4,383.18

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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.