Home / 8,070.62-11,134.68-5,043.68

Finding the Fourth Proportional to 8,070.62, 11,134.68 and 5,043.68

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Solution

The fourth proportional to 8,070.62, 11,134.68 and 5,043.68 is: 6,958.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.62 : 11,134.68 = 5,043.68 : x
  2. Step 2: Convert to fraction form
    8,070.62/11,134.68 = 5,043.68/x
  3. Step 3: Cross multiply
    8,070.62x = 11,134.68 × 5,043.68
  4. Step 4: Simplify right side
    8,070.62x = 56,159,762.82
  5. Step 5: Solve for x
    x = 56,159,762.82/8,070.62
  6. Step 6: Final answer
    x = 6,958.54

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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.