Home / 6,742.23-10,088.70-3,970.18

Finding the Fourth Proportional to 6,742.23, 10,088.70 and 3,970.18

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Solution

The fourth proportional to 6,742.23, 10,088.70 and 3,970.18 is: 5,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.23 : 10,088.70 = 3,970.18 : x
  2. Step 2: Convert to fraction form
    6,742.23/10,088.70 = 3,970.18/x
  3. Step 3: Cross multiply
    6,742.23x = 10,088.70 × 3,970.18
  4. Step 4: Simplify right side
    6,742.23x = 40,053,954.97
  5. Step 5: Solve for x
    x = 40,053,954.97/6,742.23
  6. Step 6: Final answer
    x = 5,940.76

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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.