Home / 2,084.96-2,877.21-1,153.46

Finding the Fourth Proportional to 2,084.96, 2,877.21 and 1,153.46

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Solution

The fourth proportional to 2,084.96, 2,877.21 and 1,153.46 is: 1,591.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.96 : 2,877.21 = 1,153.46 : x
  2. Step 2: Convert to fraction form
    2,084.96/2,877.21 = 1,153.46/x
  3. Step 3: Cross multiply
    2,084.96x = 2,877.21 × 1,153.46
  4. Step 4: Simplify right side
    2,084.96x = 3,318,746.65
  5. Step 5: Solve for x
    x = 3,318,746.65/2,084.96
  6. Step 6: Final answer
    x = 1,591.76

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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.