Home / 7,257.63-10,004.79-5,662.47

Finding the Fourth Proportional to 7,257.63, 10,004.79 and 5,662.47

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Solution

The fourth proportional to 7,257.63, 10,004.79 and 5,662.47 is: 7,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.63 : 10,004.79 = 5,662.47 : x
  2. Step 2: Convert to fraction form
    7,257.63/10,004.79 = 5,662.47/x
  3. Step 3: Cross multiply
    7,257.63x = 10,004.79 × 5,662.47
  4. Step 4: Simplify right side
    7,257.63x = 56,651,823.23
  5. Step 5: Solve for x
    x = 56,651,823.23/7,257.63
  6. Step 6: Final answer
    x = 7,805.83

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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.