Home / 5,216.23-7,818.88-2,440.56

Finding the Fourth Proportional to 5,216.23, 7,818.88 and 2,440.56

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Solution

The fourth proportional to 5,216.23, 7,818.88 and 2,440.56 is: 3,658.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.23 : 7,818.88 = 2,440.56 : x
  2. Step 2: Convert to fraction form
    5,216.23/7,818.88 = 2,440.56/x
  3. Step 3: Cross multiply
    5,216.23x = 7,818.88 × 2,440.56
  4. Step 4: Simplify right side
    5,216.23x = 19,082,445.77
  5. Step 5: Solve for x
    x = 19,082,445.77/5,216.23
  6. Step 6: Final answer
    x = 3,658.28

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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.