Home / 8,338.42-11,505.74-4,800.95

Finding the Fourth Proportional to 8,338.42, 11,505.74 and 4,800.95

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Solution

The fourth proportional to 8,338.42, 11,505.74 and 4,800.95 is: 6,624.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.42 : 11,505.74 = 4,800.95 : x
  2. Step 2: Convert to fraction form
    8,338.42/11,505.74 = 4,800.95/x
  3. Step 3: Cross multiply
    8,338.42x = 11,505.74 × 4,800.95
  4. Step 4: Simplify right side
    8,338.42x = 55,238,482.45
  5. Step 5: Solve for x
    x = 55,238,482.45/8,338.42
  6. Step 6: Final answer
    x = 6,624.57

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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.