Home / 7,586.15-10,469.09-4,228.79

Finding the Fourth Proportional to 7,586.15, 10,469.09 and 4,228.79

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Solution

The fourth proportional to 7,586.15, 10,469.09 and 4,228.79 is: 5,835.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586.15 : 10,469.09 = 4,228.79 : x
  2. Step 2: Convert to fraction form
    7,586.15/10,469.09 = 4,228.79/x
  3. Step 3: Cross multiply
    7,586.15x = 10,469.09 × 4,228.79
  4. Step 4: Simplify right side
    7,586.15x = 44,271,583.10
  5. Step 5: Solve for x
    x = 44,271,583.10/7,586.15
  6. Step 6: Final answer
    x = 5,835.84

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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.