Home / 11,457.03-17,182.82-8,373.36

Finding the Fourth Proportional to 11,457.03, 17,182.82 and 8,373.36

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Solution

The fourth proportional to 11,457.03, 17,182.82 and 8,373.36 is: 12,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457.03 : 17,182.82 = 8,373.36 : x
  2. Step 2: Convert to fraction form
    11,457.03/17,182.82 = 8,373.36/x
  3. Step 3: Cross multiply
    11,457.03x = 17,182.82 × 8,373.36
  4. Step 4: Simplify right side
    11,457.03x = 143,877,895.81
  5. Step 5: Solve for x
    x = 143,877,895.81/11,457.03
  6. Step 6: Final answer
    x = 12,558.04

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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.