Home / 8,023.63-11,068.87-5,191.91

Finding the Fourth Proportional to 8,023.63, 11,068.87 and 5,191.91

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Solution

The fourth proportional to 8,023.63, 11,068.87 and 5,191.91 is: 7,162.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,023.63 : 11,068.87 = 5,191.91 : x
  2. Step 2: Convert to fraction form
    8,023.63/11,068.87 = 5,191.91/x
  3. Step 3: Cross multiply
    8,023.63x = 11,068.87 × 5,191.91
  4. Step 4: Simplify right side
    8,023.63x = 57,468,604.51
  5. Step 5: Solve for x
    x = 57,468,604.51/8,023.63
  6. Step 6: Final answer
    x = 7,162.42

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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.