Home / 7,617.44-10,510.72-4,474.56

Finding the Fourth Proportional to 7,617.44, 10,510.72 and 4,474.56

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Solution

The fourth proportional to 7,617.44, 10,510.72 and 4,474.56 is: 6,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.44 : 10,510.72 = 4,474.56 : x
  2. Step 2: Convert to fraction form
    7,617.44/10,510.72 = 4,474.56/x
  3. Step 3: Cross multiply
    7,617.44x = 10,510.72 × 4,474.56
  4. Step 4: Simplify right side
    7,617.44x = 47,030,847.28
  5. Step 5: Solve for x
    x = 47,030,847.28/7,617.44
  6. Step 6: Final answer
    x = 6,174.10

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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.