Home / 3,127.54-4,316.00-1,801.50

Finding the Fourth Proportional to 3,127.54, 4,316.00 and 1,801.50

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Solution

The fourth proportional to 3,127.54, 4,316.00 and 1,801.50 is: 2,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.54 : 4,316.00 = 1,801.50 : x
  2. Step 2: Convert to fraction form
    3,127.54/4,316.00 = 1,801.50/x
  3. Step 3: Cross multiply
    3,127.54x = 4,316.00 × 1,801.50
  4. Step 4: Simplify right side
    3,127.54x = 7,775,278.50
  5. Step 5: Solve for x
    x = 7,775,278.50/3,127.54
  6. Step 6: Final answer
    x = 2,486.07

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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.