Home / 5,656.69-7,807.08-3,298.51

Finding the Fourth Proportional to 5,656.69, 7,807.08 and 3,298.51

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Solution

The fourth proportional to 5,656.69, 7,807.08 and 3,298.51 is: 4,552.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.69 : 7,807.08 = 3,298.51 : x
  2. Step 2: Convert to fraction form
    5,656.69/7,807.08 = 3,298.51/x
  3. Step 3: Cross multiply
    5,656.69x = 7,807.08 × 3,298.51
  4. Step 4: Simplify right side
    5,656.69x = 25,751,731.45
  5. Step 5: Solve for x
    x = 25,751,731.45/5,656.69
  6. Step 6: Final answer
    x = 4,552.44

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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.