Home / 5,271.48-7,275.78-3,596.90

Finding the Fourth Proportional to 5,271.48, 7,275.78 and 3,596.90

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Solution

The fourth proportional to 5,271.48, 7,275.78 and 3,596.90 is: 4,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.48 : 7,275.78 = 3,596.90 : x
  2. Step 2: Convert to fraction form
    5,271.48/7,275.78 = 3,596.90/x
  3. Step 3: Cross multiply
    5,271.48x = 7,275.78 × 3,596.90
  4. Step 4: Simplify right side
    5,271.48x = 26,170,216.70
  5. Step 5: Solve for x
    x = 26,170,216.70/5,271.48
  6. Step 6: Final answer
    x = 4,964.49

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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.