Home / 3,483.74-4,808.31-2,087.30

Finding the Fourth Proportional to 3,483.74, 4,808.31 and 2,087.30

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Solution

The fourth proportional to 3,483.74, 4,808.31 and 2,087.30 is: 2,880.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.74 : 4,808.31 = 2,087.30 : x
  2. Step 2: Convert to fraction form
    3,483.74/4,808.31 = 2,087.30/x
  3. Step 3: Cross multiply
    3,483.74x = 4,808.31 × 2,087.30
  4. Step 4: Simplify right side
    3,483.74x = 10,036,389.66
  5. Step 5: Solve for x
    x = 10,036,389.66/3,483.74
  6. Step 6: Final answer
    x = 2,880.92

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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.