Home / 5,055.09-6,976.02-2,817.03

Finding the Fourth Proportional to 5,055.09, 6,976.02 and 2,817.03

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Solution

The fourth proportional to 5,055.09, 6,976.02 and 2,817.03 is: 3,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.09 : 6,976.02 = 2,817.03 : x
  2. Step 2: Convert to fraction form
    5,055.09/6,976.02 = 2,817.03/x
  3. Step 3: Cross multiply
    5,055.09x = 6,976.02 × 2,817.03
  4. Step 4: Simplify right side
    5,055.09x = 19,651,657.62
  5. Step 5: Solve for x
    x = 19,651,657.62/5,055.09
  6. Step 6: Final answer
    x = 3,887.50

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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.