Home / 3,880.59-5,818.38-1,799.53

Finding the Fourth Proportional to 3,880.59, 5,818.38 and 1,799.53

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Solution

The fourth proportional to 3,880.59, 5,818.38 and 1,799.53 is: 2,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.59 : 5,818.38 = 1,799.53 : x
  2. Step 2: Convert to fraction form
    3,880.59/5,818.38 = 1,799.53/x
  3. Step 3: Cross multiply
    3,880.59x = 5,818.38 × 1,799.53
  4. Step 4: Simplify right side
    3,880.59x = 10,470,349.36
  5. Step 5: Solve for x
    x = 10,470,349.36/3,880.59
  6. Step 6: Final answer
    x = 2,698.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.