Home / 3,526.39-4,860.51-2,815.97

Finding the Fourth Proportional to 3,526.39, 4,860.51 and 2,815.97

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Solution

The fourth proportional to 3,526.39, 4,860.51 and 2,815.97 is: 3,881.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.39 : 4,860.51 = 2,815.97 : x
  2. Step 2: Convert to fraction form
    3,526.39/4,860.51 = 2,815.97/x
  3. Step 3: Cross multiply
    3,526.39x = 4,860.51 × 2,815.97
  4. Step 4: Simplify right side
    3,526.39x = 13,687,039.24
  5. Step 5: Solve for x
    x = 13,687,039.24/3,526.39
  6. Step 6: Final answer
    x = 3,881.31

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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.