Home / 7,814.52-10,783.98-4,277.88

Finding the Fourth Proportional to 7,814.52, 10,783.98 and 4,277.88

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Solution

The fourth proportional to 7,814.52, 10,783.98 and 4,277.88 is: 5,903.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814.52 : 10,783.98 = 4,277.88 : x
  2. Step 2: Convert to fraction form
    7,814.52/10,783.98 = 4,277.88/x
  3. Step 3: Cross multiply
    7,814.52x = 10,783.98 × 4,277.88
  4. Step 4: Simplify right side
    7,814.52x = 46,132,572.36
  5. Step 5: Solve for x
    x = 46,132,572.36/7,814.52
  6. Step 6: Final answer
    x = 5,903.44

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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.