Home / 5,477.70-8,216.58-2,357.48

Finding the Fourth Proportional to 5,477.70, 8,216.58 and 2,357.48

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Solution

The fourth proportional to 5,477.70, 8,216.58 and 2,357.48 is: 3,536.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.70 : 8,216.58 = 2,357.48 : x
  2. Step 2: Convert to fraction form
    5,477.70/8,216.58 = 2,357.48/x
  3. Step 3: Cross multiply
    5,477.70x = 8,216.58 × 2,357.48
  4. Step 4: Simplify right side
    5,477.70x = 19,370,423.02
  5. Step 5: Solve for x
    x = 19,370,423.02/5,477.70
  6. Step 6: Final answer
    x = 3,536.23

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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.