Home / 8,302.75-11,457.34-4,765.73

Finding the Fourth Proportional to 8,302.75, 11,457.34 and 4,765.73

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Solution

The fourth proportional to 8,302.75, 11,457.34 and 4,765.73 is: 6,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.75 : 11,457.34 = 4,765.73 : x
  2. Step 2: Convert to fraction form
    8,302.75/11,457.34 = 4,765.73/x
  3. Step 3: Cross multiply
    8,302.75x = 11,457.34 × 4,765.73
  4. Step 4: Simplify right side
    8,302.75x = 54,602,507.84
  5. Step 5: Solve for x
    x = 54,602,507.84/8,302.75
  6. Step 6: Final answer
    x = 6,576.44

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Half scale
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Double scale
Find fourth proportional to 8,303.75, 11,458.71 and 4,766.73
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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.