Home / 4,999.76-6,898.44-3,110.48

Finding the Fourth Proportional to 4,999.76, 6,898.44 and 3,110.48

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Solution

The fourth proportional to 4,999.76, 6,898.44 and 3,110.48 is: 4,291.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.76 : 6,898.44 = 3,110.48 : x
  2. Step 2: Convert to fraction form
    4,999.76/6,898.44 = 3,110.48/x
  3. Step 3: Cross multiply
    4,999.76x = 6,898.44 × 3,110.48
  4. Step 4: Simplify right side
    4,999.76x = 21,457,459.65
  5. Step 5: Solve for x
    x = 21,457,459.65/4,999.76
  6. Step 6: Final answer
    x = 4,291.70

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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.