Home / 5,440.06-8,156.10-1,740.16

Finding the Fourth Proportional to 5,440.06, 8,156.10 and 1,740.16

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Solution

The fourth proportional to 5,440.06, 8,156.10 and 1,740.16 is: 2,608.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.06 : 8,156.10 = 1,740.16 : x
  2. Step 2: Convert to fraction form
    5,440.06/8,156.10 = 1,740.16/x
  3. Step 3: Cross multiply
    5,440.06x = 8,156.10 × 1,740.16
  4. Step 4: Simplify right side
    5,440.06x = 14,192,918.98
  5. Step 5: Solve for x
    x = 14,192,918.98/5,440.06
  6. Step 6: Final answer
    x = 2,608.96

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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.