Home / 8,402.87-11,596.23-4,626.32

Finding the Fourth Proportional to 8,402.87, 11,596.23 and 4,626.32

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Solution

The fourth proportional to 8,402.87, 11,596.23 and 4,626.32 is: 6,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402.87 : 11,596.23 = 4,626.32 : x
  2. Step 2: Convert to fraction form
    8,402.87/11,596.23 = 4,626.32/x
  3. Step 3: Cross multiply
    8,402.87x = 11,596.23 × 4,626.32
  4. Step 4: Simplify right side
    8,402.87x = 53,647,812.79
  5. Step 5: Solve for x
    x = 53,647,812.79/8,402.87
  6. Step 6: Final answer
    x = 6,384.47

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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.