Home / 9,076.89-13,602.78-4,685.34

Finding the Fourth Proportional to 9,076.89, 13,602.78 and 4,685.34

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Solution

The fourth proportional to 9,076.89, 13,602.78 and 4,685.34 is: 7,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.89 : 13,602.78 = 4,685.34 : x
  2. Step 2: Convert to fraction form
    9,076.89/13,602.78 = 4,685.34/x
  3. Step 3: Cross multiply
    9,076.89x = 13,602.78 × 4,685.34
  4. Step 4: Simplify right side
    9,076.89x = 63,733,649.25
  5. Step 5: Solve for x
    x = 63,733,649.25/9,076.89
  6. Step 6: Final answer
    x = 7,021.53

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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.