Home / 4,998.36-7,497.75-1,878.06

Finding the Fourth Proportional to 4,998.36, 7,497.75 and 1,878.06

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Solution

The fourth proportional to 4,998.36, 7,497.75 and 1,878.06 is: 2,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.36 : 7,497.75 = 1,878.06 : x
  2. Step 2: Convert to fraction form
    4,998.36/7,497.75 = 1,878.06/x
  3. Step 3: Cross multiply
    4,998.36x = 7,497.75 × 1,878.06
  4. Step 4: Simplify right side
    4,998.36x = 14,081,224.37
  5. Step 5: Solve for x
    x = 14,081,224.37/4,998.36
  6. Step 6: Final answer
    x = 2,817.17

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1.5x scale

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.