Home / 2,804.86-4,207.29-1,159.60

Finding the Fourth Proportional to 2,804.86, 4,207.29 and 1,159.60

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Solution

The fourth proportional to 2,804.86, 4,207.29 and 1,159.60 is: 1,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.86 : 4,207.29 = 1,159.60 : x
  2. Step 2: Convert to fraction form
    2,804.86/4,207.29 = 1,159.60/x
  3. Step 3: Cross multiply
    2,804.86x = 4,207.29 × 1,159.60
  4. Step 4: Simplify right side
    2,804.86x = 4,878,773.48
  5. Step 5: Solve for x
    x = 4,878,773.48/2,804.86
  6. Step 6: Final answer
    x = 1,739.40

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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.