Home / 2,765.03-4,153.46-2,038.76

Finding the Fourth Proportional to 2,765.03, 4,153.46 and 2,038.76

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Solution

The fourth proportional to 2,765.03, 4,153.46 and 2,038.76 is: 3,062.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765.03 : 4,153.46 = 2,038.76 : x
  2. Step 2: Convert to fraction form
    2,765.03/4,153.46 = 2,038.76/x
  3. Step 3: Cross multiply
    2,765.03x = 4,153.46 × 2,038.76
  4. Step 4: Simplify right side
    2,765.03x = 8,467,877.15
  5. Step 5: Solve for x
    x = 8,467,877.15/2,765.03
  6. Step 6: Final answer
    x = 3,062.50

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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.