Home / 2,346.89-3,231.47-2,084.45

Finding the Fourth Proportional to 2,346.89, 3,231.47 and 2,084.45

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Solution

The fourth proportional to 2,346.89, 3,231.47 and 2,084.45 is: 2,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.89 : 3,231.47 = 2,084.45 : x
  2. Step 2: Convert to fraction form
    2,346.89/3,231.47 = 2,084.45/x
  3. Step 3: Cross multiply
    2,346.89x = 3,231.47 × 2,084.45
  4. Step 4: Simplify right side
    2,346.89x = 6,735,826.70
  5. Step 5: Solve for x
    x = 6,735,826.70/2,346.89
  6. Step 6: Final answer
    x = 2,870.11

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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.