Home / 3,377.98-4,661.53-1,886.03

Finding the Fourth Proportional to 3,377.98, 4,661.53 and 1,886.03

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Solution

The fourth proportional to 3,377.98, 4,661.53 and 1,886.03 is: 2,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.98 : 4,661.53 = 1,886.03 : x
  2. Step 2: Convert to fraction form
    3,377.98/4,661.53 = 1,886.03/x
  3. Step 3: Cross multiply
    3,377.98x = 4,661.53 × 1,886.03
  4. Step 4: Simplify right side
    3,377.98x = 8,791,792.36
  5. Step 5: Solve for x
    x = 8,791,792.36/3,377.98
  6. Step 6: Final answer
    x = 2,602.68

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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.