Home / 3,392.08-4,681.50-2,065.75

Finding the Fourth Proportional to 3,392.08, 4,681.50 and 2,065.75

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Solution

The fourth proportional to 3,392.08, 4,681.50 and 2,065.75 is: 2,851.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.08 : 4,681.50 = 2,065.75 : x
  2. Step 2: Convert to fraction form
    3,392.08/4,681.50 = 2,065.75/x
  3. Step 3: Cross multiply
    3,392.08x = 4,681.50 × 2,065.75
  4. Step 4: Simplify right side
    3,392.08x = 9,670,815.51
  5. Step 5: Solve for x
    x = 9,670,815.51/3,392.08
  6. Step 6: Final answer
    x = 2,851.00

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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.