Home / 6,291.62-9,440.40-4,454.54

Finding the Fourth Proportional to 6,291.62, 9,440.40 and 4,454.54

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Solution

The fourth proportional to 6,291.62, 9,440.40 and 4,454.54 is: 6,683.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.62 : 9,440.40 = 4,454.54 : x
  2. Step 2: Convert to fraction form
    6,291.62/9,440.40 = 4,454.54/x
  3. Step 3: Cross multiply
    6,291.62x = 9,440.40 × 4,454.54
  4. Step 4: Simplify right side
    6,291.62x = 42,052,639.42
  5. Step 5: Solve for x
    x = 42,052,639.42/6,291.62
  6. Step 6: Final answer
    x = 6,683.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.