Home / 9,750.34-13,451.96-5,556.16

Finding the Fourth Proportional to 9,750.34, 13,451.96 and 5,556.16

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Solution

The fourth proportional to 9,750.34, 13,451.96 and 5,556.16 is: 7,665.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750.34 : 13,451.96 = 5,556.16 : x
  2. Step 2: Convert to fraction form
    9,750.34/13,451.96 = 5,556.16/x
  3. Step 3: Cross multiply
    9,750.34x = 13,451.96 × 5,556.16
  4. Step 4: Simplify right side
    9,750.34x = 74,741,242.07
  5. Step 5: Solve for x
    x = 74,741,242.07/9,750.34
  6. Step 6: Final answer
    x = 7,665.50

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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.