Home / 9,892.83-13,651.52-5,416.59

Finding the Fourth Proportional to 9,892.83, 13,651.52 and 5,416.59

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Solution

The fourth proportional to 9,892.83, 13,651.52 and 5,416.59 is: 7,474.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,892.83 : 13,651.52 = 5,416.59 : x
  2. Step 2: Convert to fraction form
    9,892.83/13,651.52 = 5,416.59/x
  3. Step 3: Cross multiply
    9,892.83x = 13,651.52 × 5,416.59
  4. Step 4: Simplify right side
    9,892.83x = 73,944,659.63
  5. Step 5: Solve for x
    x = 73,944,659.63/9,892.83
  6. Step 6: Final answer
    x = 7,474.57

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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.