Home / 6,923.34-9,555.02-3,898.55

Finding the Fourth Proportional to 6,923.34, 9,555.02 and 3,898.55

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Solution

The fourth proportional to 6,923.34, 9,555.02 and 3,898.55 is: 5,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.34 : 9,555.02 = 3,898.55 : x
  2. Step 2: Convert to fraction form
    6,923.34/9,555.02 = 3,898.55/x
  3. Step 3: Cross multiply
    6,923.34x = 9,555.02 × 3,898.55
  4. Step 4: Simplify right side
    6,923.34x = 37,250,723.22
  5. Step 5: Solve for x
    x = 37,250,723.22/6,923.34
  6. Step 6: Final answer
    x = 5,380.46

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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.