Home / 4,421.66-6,107.20-3,839.47

Finding the Fourth Proportional to 4,421.66, 6,107.20 and 3,839.47

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Solution

The fourth proportional to 4,421.66, 6,107.20 and 3,839.47 is: 5,303.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.66 : 6,107.20 = 3,839.47 : x
  2. Step 2: Convert to fraction form
    4,421.66/6,107.20 = 3,839.47/x
  3. Step 3: Cross multiply
    4,421.66x = 6,107.20 × 3,839.47
  4. Step 4: Simplify right side
    4,421.66x = 23,448,386.32
  5. Step 5: Solve for x
    x = 23,448,386.32/4,421.66
  6. Step 6: Final answer
    x = 5,303.08

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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.