Home / 2,918.88-4,373.40-2,051.64

Finding the Fourth Proportional to 2,918.88, 4,373.40 and 2,051.64

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Solution

The fourth proportional to 2,918.88, 4,373.40 and 2,051.64 is: 3,074.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.88 : 4,373.40 = 2,051.64 : x
  2. Step 2: Convert to fraction form
    2,918.88/4,373.40 = 2,051.64/x
  3. Step 3: Cross multiply
    2,918.88x = 4,373.40 × 2,051.64
  4. Step 4: Simplify right side
    2,918.88x = 8,972,642.38
  5. Step 5: Solve for x
    x = 8,972,642.38/2,918.88
  6. Step 6: Final answer
    x = 3,074.00

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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.