Home / 2,564.79-3,538.84-1,632.75

Finding the Fourth Proportional to 2,564.79, 3,538.84 and 1,632.75

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Solution

The fourth proportional to 2,564.79, 3,538.84 and 1,632.75 is: 2,252.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.79 : 3,538.84 = 1,632.75 : x
  2. Step 2: Convert to fraction form
    2,564.79/3,538.84 = 1,632.75/x
  3. Step 3: Cross multiply
    2,564.79x = 3,538.84 × 1,632.75
  4. Step 4: Simplify right side
    2,564.79x = 5,778,041.01
  5. Step 5: Solve for x
    x = 5,778,041.01/2,564.79
  6. Step 6: Final answer
    x = 2,252.83

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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.