Home / 2,260.81-3,392.58-1,384.49

Finding the Fourth Proportional to 2,260.81, 3,392.58 and 1,384.49

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Solution

The fourth proportional to 2,260.81, 3,392.58 and 1,384.49 is: 2,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.81 : 3,392.58 = 1,384.49 : x
  2. Step 2: Convert to fraction form
    2,260.81/3,392.58 = 1,384.49/x
  3. Step 3: Cross multiply
    2,260.81x = 3,392.58 × 1,384.49
  4. Step 4: Simplify right side
    2,260.81x = 4,697,006.76
  5. Step 5: Solve for x
    x = 4,697,006.76/2,260.81
  6. Step 6: Final answer
    x = 2,077.58

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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.