Home / 2,328.06-3,493.61-2,140.34

Finding the Fourth Proportional to 2,328.06, 3,493.61 and 2,140.34

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Solution

The fourth proportional to 2,328.06, 3,493.61 and 2,140.34 is: 3,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.06 : 3,493.61 = 2,140.34 : x
  2. Step 2: Convert to fraction form
    2,328.06/3,493.61 = 2,140.34/x
  3. Step 3: Cross multiply
    2,328.06x = 3,493.61 × 2,140.34
  4. Step 4: Simplify right side
    2,328.06x = 7,477,502.53
  5. Step 5: Solve for x
    x = 7,477,502.53/2,328.06
  6. Step 6: Final answer
    x = 3,211.90

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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.