Home / 4,281.59-6,419.63-1,784.51

Finding the Fourth Proportional to 4,281.59, 6,419.63 and 1,784.51

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Solution

The fourth proportional to 4,281.59, 6,419.63 and 1,784.51 is: 2,675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.59 : 6,419.63 = 1,784.51 : x
  2. Step 2: Convert to fraction form
    4,281.59/6,419.63 = 1,784.51/x
  3. Step 3: Cross multiply
    4,281.59x = 6,419.63 × 1,784.51
  4. Step 4: Simplify right side
    4,281.59x = 11,455,893.93
  5. Step 5: Solve for x
    x = 11,455,893.93/4,281.59
  6. Step 6: Final answer
    x = 2,675.62

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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.