Home / 1,904.07-2,627.80-1,157.86

Finding the Fourth Proportional to 1,904.07, 2,627.80 and 1,157.86

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Solution

The fourth proportional to 1,904.07, 2,627.80 and 1,157.86 is: 1,597.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.07 : 2,627.80 = 1,157.86 : x
  2. Step 2: Convert to fraction form
    1,904.07/2,627.80 = 1,157.86/x
  3. Step 3: Cross multiply
    1,904.07x = 2,627.80 × 1,157.86
  4. Step 4: Simplify right side
    1,904.07x = 3,042,624.51
  5. Step 5: Solve for x
    x = 3,042,624.51/1,904.07
  6. Step 6: Final answer
    x = 1,597.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.