Home / 7,404.49-10,218.44-4,047.23

Finding the Fourth Proportional to 7,404.49, 10,218.44 and 4,047.23

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Solution

The fourth proportional to 7,404.49, 10,218.44 and 4,047.23 is: 5,585.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.49 : 10,218.44 = 4,047.23 : x
  2. Step 2: Convert to fraction form
    7,404.49/10,218.44 = 4,047.23/x
  3. Step 3: Cross multiply
    7,404.49x = 10,218.44 × 4,047.23
  4. Step 4: Simplify right side
    7,404.49x = 41,356,408.92
  5. Step 5: Solve for x
    x = 41,356,408.92/7,404.49
  6. Step 6: Final answer
    x = 5,585.31

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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.