Home / 5,776.60-8,665.37-1,828.13

Finding the Fourth Proportional to 5,776.60, 8,665.37 and 1,828.13

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Solution

The fourth proportional to 5,776.60, 8,665.37 and 1,828.13 is: 2,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.60 : 8,665.37 = 1,828.13 : x
  2. Step 2: Convert to fraction form
    5,776.60/8,665.37 = 1,828.13/x
  3. Step 3: Cross multiply
    5,776.60x = 8,665.37 × 1,828.13
  4. Step 4: Simplify right side
    5,776.60x = 15,841,384.10
  5. Step 5: Solve for x
    x = 15,841,384.10/5,776.60
  6. Step 6: Final answer
    x = 2,742.34

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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.