Home / 6,984.48-10,478.38-2,054.28

Finding the Fourth Proportional to 6,984.48, 10,478.38 and 2,054.28

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Solution

The fourth proportional to 6,984.48, 10,478.38 and 2,054.28 is: 3,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.48 : 10,478.38 = 2,054.28 : x
  2. Step 2: Convert to fraction form
    6,984.48/10,478.38 = 2,054.28/x
  3. Step 3: Cross multiply
    6,984.48x = 10,478.38 × 2,054.28
  4. Step 4: Simplify right side
    6,984.48x = 21,525,526.47
  5. Step 5: Solve for x
    x = 21,525,526.47/6,984.48
  6. Step 6: Final answer
    x = 3,081.91

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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.