Home / 4,539.16-6,808.74-1,419.18

Finding the Fourth Proportional to 4,539.16, 6,808.74 and 1,419.18

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Solution

The fourth proportional to 4,539.16, 6,808.74 and 1,419.18 is: 2,128.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,539.16 : 6,808.74 = 1,419.18 : x
  2. Step 2: Convert to fraction form
    4,539.16/6,808.74 = 1,419.18/x
  3. Step 3: Cross multiply
    4,539.16x = 6,808.74 × 1,419.18
  4. Step 4: Simplify right side
    4,539.16x = 9,662,827.63
  5. Step 5: Solve for x
    x = 9,662,827.63/4,539.16
  6. Step 6: Final answer
    x = 2,128.77

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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.