Home / 9,784.48-14,676.08-2,858.40

Finding the Fourth Proportional to 9,784.48, 14,676.08 and 2,858.40

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Solution

The fourth proportional to 9,784.48, 14,676.08 and 2,858.40 is: 4,287.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.48 : 14,676.08 = 2,858.40 : x
  2. Step 2: Convert to fraction form
    9,784.48/14,676.08 = 2,858.40/x
  3. Step 3: Cross multiply
    9,784.48x = 14,676.08 × 2,858.40
  4. Step 4: Simplify right side
    9,784.48x = 41,950,107.07
  5. Step 5: Solve for x
    x = 41,950,107.07/9,784.48
  6. Step 6: Final answer
    x = 4,287.41

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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.