Home / 2,360.99-3,258.93-2,111.87

Finding the Fourth Proportional to 2,360.99, 3,258.93 and 2,111.87

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Solution

The fourth proportional to 2,360.99, 3,258.93 and 2,111.87 is: 2,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.99 : 3,258.93 = 2,111.87 : x
  2. Step 2: Convert to fraction form
    2,360.99/3,258.93 = 2,111.87/x
  3. Step 3: Cross multiply
    2,360.99x = 3,258.93 × 2,111.87
  4. Step 4: Simplify right side
    2,360.99x = 6,882,436.50
  5. Step 5: Solve for x
    x = 6,882,436.50/2,360.99
  6. Step 6: Final answer
    x = 2,915.06

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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.