Home / 1,733.30-2,385.96-1,312.91

Finding the Fourth Proportional to 1,733.30, 2,385.96 and 1,312.91

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Solution

The fourth proportional to 1,733.30, 2,385.96 and 1,312.91 is: 1,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.30 : 2,385.96 = 1,312.91 : x
  2. Step 2: Convert to fraction form
    1,733.30/2,385.96 = 1,312.91/x
  3. Step 3: Cross multiply
    1,733.30x = 2,385.96 × 1,312.91
  4. Step 4: Simplify right side
    1,733.30x = 3,132,542.84
  5. Step 5: Solve for x
    x = 3,132,542.84/1,733.30
  6. Step 6: Final answer
    x = 1,807.27

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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.