Home / 2,840.16-4,262.32-1,609.98

Finding the Fourth Proportional to 2,840.16, 4,262.32 and 1,609.98

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Solution

The fourth proportional to 2,840.16, 4,262.32 and 1,609.98 is: 2,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.16 : 4,262.32 = 1,609.98 : x
  2. Step 2: Convert to fraction form
    2,840.16/4,262.32 = 1,609.98/x
  3. Step 3: Cross multiply
    2,840.16x = 4,262.32 × 1,609.98
  4. Step 4: Simplify right side
    2,840.16x = 6,862,235.98
  5. Step 5: Solve for x
    x = 6,862,235.98/2,840.16
  6. Step 6: Final answer
    x = 2,416.14

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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.