Home / 2,846.64-4,271.58-1,873.20

Finding the Fourth Proportional to 2,846.64, 4,271.58 and 1,873.20

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Solution

The fourth proportional to 2,846.64, 4,271.58 and 1,873.20 is: 2,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.64 : 4,271.58 = 1,873.20 : x
  2. Step 2: Convert to fraction form
    2,846.64/4,271.58 = 1,873.20/x
  3. Step 3: Cross multiply
    2,846.64x = 4,271.58 × 1,873.20
  4. Step 4: Simplify right side
    2,846.64x = 8,001,523.66
  5. Step 5: Solve for x
    x = 8,001,523.66/2,846.64
  6. Step 6: Final answer
    x = 2,810.87

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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.