Home / 10,447.44-14,416.56-5,730.54

Finding the Fourth Proportional to 10,447.44, 14,416.56 and 5,730.54

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Solution

The fourth proportional to 10,447.44, 14,416.56 and 5,730.54 is: 7,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.44 : 14,416.56 = 5,730.54 : x
  2. Step 2: Convert to fraction form
    10,447.44/14,416.56 = 5,730.54/x
  3. Step 3: Cross multiply
    10,447.44x = 14,416.56 × 5,730.54
  4. Step 4: Simplify right side
    10,447.44x = 82,614,673.74
  5. Step 5: Solve for x
    x = 82,614,673.74/10,447.44
  6. Step 6: Final answer
    x = 7,907.65

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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.