Home / 10,556.99-14,555.41-6,773.48

Finding the Fourth Proportional to 10,556.99, 14,555.41 and 6,773.48

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Solution

The fourth proportional to 10,556.99, 14,555.41 and 6,773.48 is: 9,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.99 : 14,555.41 = 6,773.48 : x
  2. Step 2: Convert to fraction form
    10,556.99/14,555.41 = 6,773.48/x
  3. Step 3: Cross multiply
    10,556.99x = 14,555.41 × 6,773.48
  4. Step 4: Simplify right side
    10,556.99x = 98,590,743.40
  5. Step 5: Solve for x
    x = 98,590,743.40/10,556.99
  6. Step 6: Final answer
    x = 9,338.91

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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.