Home / 9,386.28-14,070.78-3,538.44

Finding the Fourth Proportional to 9,386.28, 14,070.78 and 3,538.44

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Solution

The fourth proportional to 9,386.28, 14,070.78 and 3,538.44 is: 5,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.28 : 14,070.78 = 3,538.44 : x
  2. Step 2: Convert to fraction form
    9,386.28/14,070.78 = 3,538.44/x
  3. Step 3: Cross multiply
    9,386.28x = 14,070.78 × 3,538.44
  4. Step 4: Simplify right side
    9,386.28x = 49,788,610.78
  5. Step 5: Solve for x
    x = 49,788,610.78/9,386.28
  6. Step 6: Final answer
    x = 5,304.40

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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.