Home / 1,783.19-2,460.81-1,037.58

Finding the Fourth Proportional to 1,783.19, 2,460.81 and 1,037.58

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Solution

The fourth proportional to 1,783.19, 2,460.81 and 1,037.58 is: 1,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.19 : 2,460.81 = 1,037.58 : x
  2. Step 2: Convert to fraction form
    1,783.19/2,460.81 = 1,037.58/x
  3. Step 3: Cross multiply
    1,783.19x = 2,460.81 × 1,037.58
  4. Step 4: Simplify right side
    1,783.19x = 2,553,287.24
  5. Step 5: Solve for x
    x = 2,553,287.24/1,783.19
  6. Step 6: Final answer
    x = 1,431.87

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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.