Home / 2,949.03-4,065.21-2,424.15

Finding the Fourth Proportional to 2,949.03, 4,065.21 and 2,424.15

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Solution

The fourth proportional to 2,949.03, 4,065.21 and 2,424.15 is: 3,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.03 : 4,065.21 = 2,424.15 : x
  2. Step 2: Convert to fraction form
    2,949.03/4,065.21 = 2,424.15/x
  3. Step 3: Cross multiply
    2,949.03x = 4,065.21 × 2,424.15
  4. Step 4: Simplify right side
    2,949.03x = 9,854,678.82
  5. Step 5: Solve for x
    x = 9,854,678.82/2,949.03
  6. Step 6: Final answer
    x = 3,341.67

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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.