Home / 4,387.21-6,054.89-2,774.48

Finding the Fourth Proportional to 4,387.21, 6,054.89 and 2,774.48

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Solution

The fourth proportional to 4,387.21, 6,054.89 and 2,774.48 is: 3,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.21 : 6,054.89 = 2,774.48 : x
  2. Step 2: Convert to fraction form
    4,387.21/6,054.89 = 2,774.48/x
  3. Step 3: Cross multiply
    4,387.21x = 6,054.89 × 2,774.48
  4. Step 4: Simplify right side
    4,387.21x = 16,799,172.47
  5. Step 5: Solve for x
    x = 16,799,172.47/4,387.21
  6. Step 6: Final answer
    x = 3,829.13

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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.