Home / 3,526.68-4,866.84-1,954.80

Finding the Fourth Proportional to 3,526.68, 4,866.84 and 1,954.80

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Solution

The fourth proportional to 3,526.68, 4,866.84 and 1,954.80 is: 2,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.68 : 4,866.84 = 1,954.80 : x
  2. Step 2: Convert to fraction form
    3,526.68/4,866.84 = 1,954.80/x
  3. Step 3: Cross multiply
    3,526.68x = 4,866.84 × 1,954.80
  4. Step 4: Simplify right side
    3,526.68x = 9,513,698.83
  5. Step 5: Solve for x
    x = 9,513,698.83/3,526.68
  6. Step 6: Final answer
    x = 2,697.64

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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.