Home / 4,404.79-6,078.61-2,415.30

Finding the Fourth Proportional to 4,404.79, 6,078.61 and 2,415.30

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Solution

The fourth proportional to 4,404.79, 6,078.61 and 2,415.30 is: 3,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,404.79 : 6,078.61 = 2,415.30 : x
  2. Step 2: Convert to fraction form
    4,404.79/6,078.61 = 2,415.30/x
  3. Step 3: Cross multiply
    4,404.79x = 6,078.61 × 2,415.30
  4. Step 4: Simplify right side
    4,404.79x = 14,681,666.73
  5. Step 5: Solve for x
    x = 14,681,666.73/4,404.79
  6. Step 6: Final answer
    x = 3,333.11

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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.