Home / 8,400.18-12,596.06-4,891.34

Finding the Fourth Proportional to 8,400.18, 12,596.06 and 4,891.34

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Solution

The fourth proportional to 8,400.18, 12,596.06 and 4,891.34 is: 7,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.18 : 12,596.06 = 4,891.34 : x
  2. Step 2: Convert to fraction form
    8,400.18/12,596.06 = 4,891.34/x
  3. Step 3: Cross multiply
    8,400.18x = 12,596.06 × 4,891.34
  4. Step 4: Simplify right side
    8,400.18x = 61,611,612.12
  5. Step 5: Solve for x
    x = 61,611,612.12/8,400.18
  6. Step 6: Final answer
    x = 7,334.56

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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.