Home / 2,697.18-4,041.11-1,653.90

Finding the Fourth Proportional to 2,697.18, 4,041.11 and 1,653.90

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Solution

The fourth proportional to 2,697.18, 4,041.11 and 1,653.90 is: 2,477.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.18 : 4,041.11 = 1,653.90 : x
  2. Step 2: Convert to fraction form
    2,697.18/4,041.11 = 1,653.90/x
  3. Step 3: Cross multiply
    2,697.18x = 4,041.11 × 1,653.90
  4. Step 4: Simplify right side
    2,697.18x = 6,683,583.56
  5. Step 5: Solve for x
    x = 6,683,583.56/2,697.18
  6. Step 6: Final answer
    x = 2,477.99

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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.