Home / 2,877.83-4,316.75-1,234.25

Finding the Fourth Proportional to 2,877.83, 4,316.75 and 1,234.25

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Solution

The fourth proportional to 2,877.83, 4,316.75 and 1,234.25 is: 1,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.83 : 4,316.75 = 1,234.25 : x
  2. Step 2: Convert to fraction form
    2,877.83/4,316.75 = 1,234.25/x
  3. Step 3: Cross multiply
    2,877.83x = 4,316.75 × 1,234.25
  4. Step 4: Simplify right side
    2,877.83x = 5,327,948.69
  5. Step 5: Solve for x
    x = 5,327,948.69/2,877.83
  6. Step 6: Final answer
    x = 1,851.38

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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.