Home / 3,895.03-5,374.50-2,403.55

Finding the Fourth Proportional to 3,895.03, 5,374.50 and 2,403.55

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Solution

The fourth proportional to 3,895.03, 5,374.50 and 2,403.55 is: 3,316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.03 : 5,374.50 = 2,403.55 : x
  2. Step 2: Convert to fraction form
    3,895.03/5,374.50 = 2,403.55/x
  3. Step 3: Cross multiply
    3,895.03x = 5,374.50 × 2,403.55
  4. Step 4: Simplify right side
    3,895.03x = 12,917,852.60
  5. Step 5: Solve for x
    x = 12,917,852.60/3,895.03
  6. Step 6: Final answer
    x = 3,316.50

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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.