Home / 8,008.81-11,056.21-5,491.94

Finding the Fourth Proportional to 8,008.81, 11,056.21 and 5,491.94

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Solution

The fourth proportional to 8,008.81, 11,056.21 and 5,491.94 is: 7,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.81 : 11,056.21 = 5,491.94 : x
  2. Step 2: Convert to fraction form
    8,008.81/11,056.21 = 5,491.94/x
  3. Step 3: Cross multiply
    8,008.81x = 11,056.21 × 5,491.94
  4. Step 4: Simplify right side
    8,008.81x = 60,720,041.95
  5. Step 5: Solve for x
    x = 60,720,041.95/8,008.81
  6. Step 6: Final answer
    x = 7,581.66

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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.