Home / 4,376.40-6,042.88-2,698.64

Finding the Fourth Proportional to 4,376.40, 6,042.88 and 2,698.64

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Solution

The fourth proportional to 4,376.40, 6,042.88 and 2,698.64 is: 3,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.40 : 6,042.88 = 2,698.64 : x
  2. Step 2: Convert to fraction form
    4,376.40/6,042.88 = 2,698.64/x
  3. Step 3: Cross multiply
    4,376.40x = 6,042.88 × 2,698.64
  4. Step 4: Simplify right side
    4,376.40x = 16,307,557.68
  5. Step 5: Solve for x
    x = 16,307,557.68/4,376.40
  6. Step 6: Final answer
    x = 3,726.25

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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.