Home / 4,721.46-7,080.76-1,433.67

Finding the Fourth Proportional to 4,721.46, 7,080.76 and 1,433.67

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Solution

The fourth proportional to 4,721.46, 7,080.76 and 1,433.67 is: 2,150.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.46 : 7,080.76 = 1,433.67 : x
  2. Step 2: Convert to fraction form
    4,721.46/7,080.76 = 1,433.67/x
  3. Step 3: Cross multiply
    4,721.46x = 7,080.76 × 1,433.67
  4. Step 4: Simplify right side
    4,721.46x = 10,151,473.19
  5. Step 5: Solve for x
    x = 10,151,473.19/4,721.46
  6. Step 6: Final answer
    x = 2,150.07

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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.