Home / 6,624.21-9,150.26-4,641.33

Finding the Fourth Proportional to 6,624.21, 9,150.26 and 4,641.33

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Solution

The fourth proportional to 6,624.21, 9,150.26 and 4,641.33 is: 6,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.21 : 9,150.26 = 4,641.33 : x
  2. Step 2: Convert to fraction form
    6,624.21/9,150.26 = 4,641.33/x
  3. Step 3: Cross multiply
    6,624.21x = 9,150.26 × 4,641.33
  4. Step 4: Simplify right side
    6,624.21x = 42,469,376.25
  5. Step 5: Solve for x
    x = 42,469,376.25/6,624.21
  6. Step 6: Final answer
    x = 6,411.24

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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.