Home / 9,419.42-14,130.30-2,845.58

Finding the Fourth Proportional to 9,419.42, 14,130.30 and 2,845.58

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Solution

The fourth proportional to 9,419.42, 14,130.30 and 2,845.58 is: 4,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.42 : 14,130.30 = 2,845.58 : x
  2. Step 2: Convert to fraction form
    9,419.42/14,130.30 = 2,845.58/x
  3. Step 3: Cross multiply
    9,419.42x = 14,130.30 × 2,845.58
  4. Step 4: Simplify right side
    9,419.42x = 40,208,899.07
  5. Step 5: Solve for x
    x = 40,208,899.07/9,419.42
  6. Step 6: Final answer
    x = 4,268.72

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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.