Home / 10,268.84-15,394.35-6,364.64

Finding the Fourth Proportional to 10,268.84, 15,394.35 and 6,364.64

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Solution

The fourth proportional to 10,268.84, 15,394.35 and 6,364.64 is: 9,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.84 : 15,394.35 = 6,364.64 : x
  2. Step 2: Convert to fraction form
    10,268.84/15,394.35 = 6,364.64/x
  3. Step 3: Cross multiply
    10,268.84x = 15,394.35 × 6,364.64
  4. Step 4: Simplify right side
    10,268.84x = 97,979,495.78
  5. Step 5: Solve for x
    x = 97,979,495.78/10,268.84
  6. Step 6: Final answer
    x = 9,541.44

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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.