Home / 8,072.24-11,142.40-5,093.04

Finding the Fourth Proportional to 8,072.24, 11,142.40 and 5,093.04

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Solution

The fourth proportional to 8,072.24, 11,142.40 and 5,093.04 is: 7,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.24 : 11,142.40 = 5,093.04 : x
  2. Step 2: Convert to fraction form
    8,072.24/11,142.40 = 5,093.04/x
  3. Step 3: Cross multiply
    8,072.24x = 11,142.40 × 5,093.04
  4. Step 4: Simplify right side
    8,072.24x = 56,748,688.90
  5. Step 5: Solve for x
    x = 56,748,688.90/8,072.24
  6. Step 6: Final answer
    x = 7,030.10

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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.