Home / 3,864.13-5,797.02-1,555.63

Finding the Fourth Proportional to 3,864.13, 5,797.02 and 1,555.63

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Solution

The fourth proportional to 3,864.13, 5,797.02 and 1,555.63 is: 2,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.13 : 5,797.02 = 1,555.63 : x
  2. Step 2: Convert to fraction form
    3,864.13/5,797.02 = 1,555.63/x
  3. Step 3: Cross multiply
    3,864.13x = 5,797.02 × 1,555.63
  4. Step 4: Simplify right side
    3,864.13x = 9,018,018.22
  5. Step 5: Solve for x
    x = 9,018,018.22/3,864.13
  6. Step 6: Final answer
    x = 2,333.78

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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.