Home / 4,886.21-7,329.59-1,376.48

Finding the Fourth Proportional to 4,886.21, 7,329.59 and 1,376.48

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Solution

The fourth proportional to 4,886.21, 7,329.59 and 1,376.48 is: 2,064.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.21 : 7,329.59 = 1,376.48 : x
  2. Step 2: Convert to fraction form
    4,886.21/7,329.59 = 1,376.48/x
  3. Step 3: Cross multiply
    4,886.21x = 7,329.59 × 1,376.48
  4. Step 4: Simplify right side
    4,886.21x = 10,088,990.51
  5. Step 5: Solve for x
    x = 10,088,990.51/4,886.21
  6. Step 6: Final answer
    x = 2,064.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.