Home / 2,154.03-2,968.92-1,798.67

Finding the Fourth Proportional to 2,154.03, 2,968.92 and 1,798.67

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Solution

The fourth proportional to 2,154.03, 2,968.92 and 1,798.67 is: 2,479.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.03 : 2,968.92 = 1,798.67 : x
  2. Step 2: Convert to fraction form
    2,154.03/2,968.92 = 1,798.67/x
  3. Step 3: Cross multiply
    2,154.03x = 2,968.92 × 1,798.67
  4. Step 4: Simplify right side
    2,154.03x = 5,340,092.49
  5. Step 5: Solve for x
    x = 5,340,092.49/2,154.03
  6. Step 6: Final answer
    x = 2,479.12

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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.