Home / 5,056.06-6,977.37-2,817.89

Finding the Fourth Proportional to 5,056.06, 6,977.37 and 2,817.89

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Solution

The fourth proportional to 5,056.06, 6,977.37 and 2,817.89 is: 3,888.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.06 : 6,977.37 = 2,817.89 : x
  2. Step 2: Convert to fraction form
    5,056.06/6,977.37 = 2,817.89/x
  3. Step 3: Cross multiply
    5,056.06x = 6,977.37 × 2,817.89
  4. Step 4: Simplify right side
    5,056.06x = 19,661,426.26
  5. Step 5: Solve for x
    x = 19,661,426.26/5,056.06
  6. Step 6: Final answer
    x = 3,888.69

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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.