Home / 7,427.06-10,249.55-4,283.45

Finding the Fourth Proportional to 7,427.06, 10,249.55 and 4,283.45

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Solution

The fourth proportional to 7,427.06, 10,249.55 and 4,283.45 is: 5,911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.06 : 10,249.55 = 4,283.45 : x
  2. Step 2: Convert to fraction form
    7,427.06/10,249.55 = 4,283.45/x
  3. Step 3: Cross multiply
    7,427.06x = 10,249.55 × 4,283.45
  4. Step 4: Simplify right side
    7,427.06x = 43,903,455.22
  5. Step 5: Solve for x
    x = 43,903,455.22/7,427.06
  6. Step 6: Final answer
    x = 5,911.28

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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.