Home / 10,852.37-16,256.98-5,289.49

Finding the Fourth Proportional to 10,852.37, 16,256.98 and 5,289.49

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Solution

The fourth proportional to 10,852.37, 16,256.98 and 5,289.49 is: 7,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.37 : 16,256.98 = 5,289.49 : x
  2. Step 2: Convert to fraction form
    10,852.37/16,256.98 = 5,289.49/x
  3. Step 3: Cross multiply
    10,852.37x = 16,256.98 × 5,289.49
  4. Step 4: Simplify right side
    10,852.37x = 85,991,133.14
  5. Step 5: Solve for x
    x = 85,991,133.14/10,852.37
  6. Step 6: Final answer
    x = 7,923.72

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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.