Home / 7,056.10-9,738.23-4,223.42

Finding the Fourth Proportional to 7,056.10, 9,738.23 and 4,223.42

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Solution

The fourth proportional to 7,056.10, 9,738.23 and 4,223.42 is: 5,828.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.10 : 9,738.23 = 4,223.42 : x
  2. Step 2: Convert to fraction form
    7,056.10/9,738.23 = 4,223.42/x
  3. Step 3: Cross multiply
    7,056.10x = 9,738.23 × 4,223.42
  4. Step 4: Simplify right side
    7,056.10x = 41,128,635.35
  5. Step 5: Solve for x
    x = 41,128,635.35/7,056.10
  6. Step 6: Final answer
    x = 5,828.81

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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.