Home / 6,976.98-9,618.75-4,984.07

Finding the Fourth Proportional to 6,976.98, 9,618.75 and 4,984.07

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Solution

The fourth proportional to 6,976.98, 9,618.75 and 4,984.07 is: 6,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.98 : 9,618.75 = 4,984.07 : x
  2. Step 2: Convert to fraction form
    6,976.98/9,618.75 = 4,984.07/x
  3. Step 3: Cross multiply
    6,976.98x = 9,618.75 × 4,984.07
  4. Step 4: Simplify right side
    6,976.98x = 47,940,475.22
  5. Step 5: Solve for x
    x = 47,940,475.22/6,976.98
  6. Step 6: Final answer
    x = 6,871.24

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1.5x scale

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.