Home / 7,814.24-10,783.20-4,277.52

Finding the Fourth Proportional to 7,814.24, 10,783.20 and 4,277.52

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Solution

The fourth proportional to 7,814.24, 10,783.20 and 4,277.52 is: 5,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814.24 : 10,783.20 = 4,277.52 : x
  2. Step 2: Convert to fraction form
    7,814.24/10,783.20 = 4,277.52/x
  3. Step 3: Cross multiply
    7,814.24x = 10,783.20 × 4,277.52
  4. Step 4: Simplify right side
    7,814.24x = 46,125,353.66
  5. Step 5: Solve for x
    x = 46,125,353.66/7,814.24
  6. Step 6: Final answer
    x = 5,902.73

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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.