Home / 1,785.37-2,463.17-1,039.15

Finding the Fourth Proportional to 1,785.37, 2,463.17 and 1,039.15

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Solution

The fourth proportional to 1,785.37, 2,463.17 and 1,039.15 is: 1,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.37 : 2,463.17 = 1,039.15 : x
  2. Step 2: Convert to fraction form
    1,785.37/2,463.17 = 1,039.15/x
  3. Step 3: Cross multiply
    1,785.37x = 2,463.17 × 1,039.15
  4. Step 4: Simplify right side
    1,785.37x = 2,559,603.11
  5. Step 5: Solve for x
    x = 2,559,603.11/1,785.37
  6. Step 6: Final answer
    x = 1,433.65

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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.