Home / 10,673.13-16,009.70-5,475.69

Finding the Fourth Proportional to 10,673.13, 16,009.70 and 5,475.69

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Solution

The fourth proportional to 10,673.13, 16,009.70 and 5,475.69 is: 8,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.13 : 16,009.70 = 5,475.69 : x
  2. Step 2: Convert to fraction form
    10,673.13/16,009.70 = 5,475.69/x
  3. Step 3: Cross multiply
    10,673.13x = 16,009.70 × 5,475.69
  4. Step 4: Simplify right side
    10,673.13x = 87,664,126.81
  5. Step 5: Solve for x
    x = 87,664,126.81/10,673.13
  6. Step 6: Final answer
    x = 8,213.54

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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.