Home / 3,457.13-5,181.06-1,263.77

Finding the Fourth Proportional to 3,457.13, 5,181.06 and 1,263.77

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Solution

The fourth proportional to 3,457.13, 5,181.06 and 1,263.77 is: 1,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.13 : 5,181.06 = 1,263.77 : x
  2. Step 2: Convert to fraction form
    3,457.13/5,181.06 = 1,263.77/x
  3. Step 3: Cross multiply
    3,457.13x = 5,181.06 × 1,263.77
  4. Step 4: Simplify right side
    3,457.13x = 6,547,668.20
  5. Step 5: Solve for x
    x = 6,547,668.20/3,457.13
  6. Step 6: Final answer
    x = 1,893.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.