Home / 2,270.17-3,405.35-1,176.67

Finding the Fourth Proportional to 2,270.17, 3,405.35 and 1,176.67

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Solution

The fourth proportional to 2,270.17, 3,405.35 and 1,176.67 is: 1,765.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.17 : 3,405.35 = 1,176.67 : x
  2. Step 2: Convert to fraction form
    2,270.17/3,405.35 = 1,176.67/x
  3. Step 3: Cross multiply
    2,270.17x = 3,405.35 × 1,176.67
  4. Step 4: Simplify right side
    2,270.17x = 4,006,973.18
  5. Step 5: Solve for x
    x = 4,006,973.18/2,270.17
  6. Step 6: Final answer
    x = 1,765.05

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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.