Home / 2,333.30-3,220.34-1,586.84

Finding the Fourth Proportional to 2,333.30, 3,220.34 and 1,586.84

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Solution

The fourth proportional to 2,333.30, 3,220.34 and 1,586.84 is: 2,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.30 : 3,220.34 = 1,586.84 : x
  2. Step 2: Convert to fraction form
    2,333.30/3,220.34 = 1,586.84/x
  3. Step 3: Cross multiply
    2,333.30x = 3,220.34 × 1,586.84
  4. Step 4: Simplify right side
    2,333.30x = 5,110,140.29
  5. Step 5: Solve for x
    x = 5,110,140.29/2,333.30
  6. Step 6: Final answer
    x = 2,190.10

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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.