Home / 1,904.45-2,858.09-1,416.02

Finding the Fourth Proportional to 1,904.45, 2,858.09 and 1,416.02

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Solution

The fourth proportional to 1,904.45, 2,858.09 and 1,416.02 is: 2,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.45 : 2,858.09 = 1,416.02 : x
  2. Step 2: Convert to fraction form
    1,904.45/2,858.09 = 1,416.02/x
  3. Step 3: Cross multiply
    1,904.45x = 2,858.09 × 1,416.02
  4. Step 4: Simplify right side
    1,904.45x = 4,047,091.23
  5. Step 5: Solve for x
    x = 4,047,091.23/1,904.45
  6. Step 6: Final answer
    x = 2,125.08

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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.