Home / 7,041.43-9,708.35-4,519.09

Finding the Fourth Proportional to 7,041.43, 9,708.35 and 4,519.09

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Solution

The fourth proportional to 7,041.43, 9,708.35 and 4,519.09 is: 6,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.43 : 9,708.35 = 4,519.09 : x
  2. Step 2: Convert to fraction form
    7,041.43/9,708.35 = 4,519.09/x
  3. Step 3: Cross multiply
    7,041.43x = 9,708.35 × 4,519.09
  4. Step 4: Simplify right side
    7,041.43x = 43,872,907.40
  5. Step 5: Solve for x
    x = 43,872,907.40/7,041.43
  6. Step 6: Final answer
    x = 6,230.68

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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.