Home / 7,417.62-10,237.44-4,230.90

Finding the Fourth Proportional to 7,417.62, 10,237.44 and 4,230.90

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Solution

The fourth proportional to 7,417.62, 10,237.44 and 4,230.90 is: 5,839.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.62 : 10,237.44 = 4,230.90 : x
  2. Step 2: Convert to fraction form
    7,417.62/10,237.44 = 4,230.90/x
  3. Step 3: Cross multiply
    7,417.62x = 10,237.44 × 4,230.90
  4. Step 4: Simplify right side
    7,417.62x = 43,313,584.90
  5. Step 5: Solve for x
    x = 43,313,584.90/7,417.62
  6. Step 6: Final answer
    x = 5,839.28

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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.