Home / 1,783.94-2,461.85-1,038.33

Finding the Fourth Proportional to 1,783.94, 2,461.85 and 1,038.33

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Solution

The fourth proportional to 1,783.94, 2,461.85 and 1,038.33 is: 1,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.94 : 2,461.85 = 1,038.33 : x
  2. Step 2: Convert to fraction form
    1,783.94/2,461.85 = 1,038.33/x
  3. Step 3: Cross multiply
    1,783.94x = 2,461.85 × 1,038.33
  4. Step 4: Simplify right side
    1,783.94x = 2,556,207.52
  5. Step 5: Solve for x
    x = 2,556,207.52/1,783.94
  6. Step 6: Final answer
    x = 1,432.90

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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.