Home / 2,840.46-4,254.48-1,451.40

Finding the Fourth Proportional to 2,840.46, 4,254.48 and 1,451.40

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Solution

The fourth proportional to 2,840.46, 4,254.48 and 1,451.40 is: 2,173.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.46 : 4,254.48 = 1,451.40 : x
  2. Step 2: Convert to fraction form
    2,840.46/4,254.48 = 1,451.40/x
  3. Step 3: Cross multiply
    2,840.46x = 4,254.48 × 1,451.40
  4. Step 4: Simplify right side
    2,840.46x = 6,174,952.27
  5. Step 5: Solve for x
    x = 6,174,952.27/2,840.46
  6. Step 6: Final answer
    x = 2,173.93

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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.