Home / 1,783.39-2,461.92-1,341.46

Finding the Fourth Proportional to 1,783.39, 2,461.92 and 1,341.46

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Solution

The fourth proportional to 1,783.39, 2,461.92 and 1,341.46 is: 1,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.39 : 2,461.92 = 1,341.46 : x
  2. Step 2: Convert to fraction form
    1,783.39/2,461.92 = 1,341.46/x
  3. Step 3: Cross multiply
    1,783.39x = 2,461.92 × 1,341.46
  4. Step 4: Simplify right side
    1,783.39x = 3,302,567.20
  5. Step 5: Solve for x
    x = 3,302,567.20/1,783.39
  6. Step 6: Final answer
    x = 1,851.85

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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.