Home / 2,988.06-4,485.55-1,604.10

Finding the Fourth Proportional to 2,988.06, 4,485.55 and 1,604.10

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Solution

The fourth proportional to 2,988.06, 4,485.55 and 1,604.10 is: 2,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988.06 : 4,485.55 = 1,604.10 : x
  2. Step 2: Convert to fraction form
    2,988.06/4,485.55 = 1,604.10/x
  3. Step 3: Cross multiply
    2,988.06x = 4,485.55 × 1,604.10
  4. Step 4: Simplify right side
    2,988.06x = 7,195,270.76
  5. Step 5: Solve for x
    x = 7,195,270.76/2,988.06
  6. Step 6: Final answer
    x = 2,408.01

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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.