Home / 7,677.96-10,590.64-5,028.56

Finding the Fourth Proportional to 7,677.96, 10,590.64 and 5,028.56

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Solution

The fourth proportional to 7,677.96, 10,590.64 and 5,028.56 is: 6,936.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.96 : 10,590.64 = 5,028.56 : x
  2. Step 2: Convert to fraction form
    7,677.96/10,590.64 = 5,028.56/x
  3. Step 3: Cross multiply
    7,677.96x = 10,590.64 × 5,028.56
  4. Step 4: Simplify right side
    7,677.96x = 53,255,668.68
  5. Step 5: Solve for x
    x = 53,255,668.68/7,677.96
  6. Step 6: Final answer
    x = 6,936.17

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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.