Home / 6,919.80-9,549.33-4,933.82

Finding the Fourth Proportional to 6,919.80, 9,549.33 and 4,933.82

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Solution

The fourth proportional to 6,919.80, 9,549.33 and 4,933.82 is: 6,808.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.80 : 9,549.33 = 4,933.82 : x
  2. Step 2: Convert to fraction form
    6,919.80/9,549.33 = 4,933.82/x
  3. Step 3: Cross multiply
    6,919.80x = 9,549.33 × 4,933.82
  4. Step 4: Simplify right side
    6,919.80x = 47,114,684.74
  5. Step 5: Solve for x
    x = 47,114,684.74/6,919.80
  6. Step 6: Final answer
    x = 6,808.67

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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.