Home / 1,864.44-2,571.84-1,490.76

Finding the Fourth Proportional to 1,864.44, 2,571.84 and 1,490.76

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Solution

The fourth proportional to 1,864.44, 2,571.84 and 1,490.76 is: 2,056.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.44 : 2,571.84 = 1,490.76 : x
  2. Step 2: Convert to fraction form
    1,864.44/2,571.84 = 1,490.76/x
  3. Step 3: Cross multiply
    1,864.44x = 2,571.84 × 1,490.76
  4. Step 4: Simplify right side
    1,864.44x = 3,833,996.20
  5. Step 5: Solve for x
    x = 3,833,996.20/1,864.44
  6. Step 6: Final answer
    x = 2,056.38

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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.