Home / 6,675.08-9,215.36-4,440

Finding the Fourth Proportional to 6,675.08, 9,215.36 and 4,440

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Solution

The fourth proportional to 6,675.08, 9,215.36 and 4,440 is: 6,129.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,675.08 : 9,215.36 = 4,440 : x
  2. Step 2: Convert to fraction form
    6,675.08/9,215.36 = 4,440/x
  3. Step 3: Cross multiply
    6,675.08x = 9,215.36 × 4,440
  4. Step 4: Simplify right side
    6,675.08x = 40,916,198.40
  5. Step 5: Solve for x
    x = 40,916,198.40/6,675.08
  6. Step 6: Final answer
    x = 6,129.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.