Home / 7,830.28-11,741.73-4,544.29

Finding the Fourth Proportional to 7,830.28, 11,741.73 and 4,544.29

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Solution

The fourth proportional to 7,830.28, 11,741.73 and 4,544.29 is: 6,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,830.28 : 11,741.73 = 4,544.29 : x
  2. Step 2: Convert to fraction form
    7,830.28/11,741.73 = 4,544.29/x
  3. Step 3: Cross multiply
    7,830.28x = 11,741.73 × 4,544.29
  4. Step 4: Simplify right side
    7,830.28x = 53,357,826.22
  5. Step 5: Solve for x
    x = 53,357,826.22/7,830.28
  6. Step 6: Final answer
    x = 6,814.29

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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.