Home / 4,172.23-6,258.35-1,800.06

Finding the Fourth Proportional to 4,172.23, 6,258.35 and 1,800.06

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Solution

The fourth proportional to 4,172.23, 6,258.35 and 1,800.06 is: 2,700.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.23 : 6,258.35 = 1,800.06 : x
  2. Step 2: Convert to fraction form
    4,172.23/6,258.35 = 1,800.06/x
  3. Step 3: Cross multiply
    4,172.23x = 6,258.35 × 1,800.06
  4. Step 4: Simplify right side
    4,172.23x = 11,265,405.50
  5. Step 5: Solve for x
    x = 11,265,405.50/4,172.23
  6. Step 6: Final answer
    x = 2,700.09

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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.