Home / 6,117.93-8,438.99-5,333.85

Finding the Fourth Proportional to 6,117.93, 8,438.99 and 5,333.85

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Solution

The fourth proportional to 6,117.93, 8,438.99 and 5,333.85 is: 7,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.93 : 8,438.99 = 5,333.85 : x
  2. Step 2: Convert to fraction form
    6,117.93/8,438.99 = 5,333.85/x
  3. Step 3: Cross multiply
    6,117.93x = 8,438.99 × 5,333.85
  4. Step 4: Simplify right side
    6,117.93x = 45,012,280.14
  5. Step 5: Solve for x
    x = 45,012,280.14/6,117.93
  6. Step 6: Final answer
    x = 7,357.44

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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.