Home / 9,750.33-13,455.60-5,771.34

Finding the Fourth Proportional to 9,750.33, 13,455.60 and 5,771.34

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Solution

The fourth proportional to 9,750.33, 13,455.60 and 5,771.34 is: 7,964.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,750.33 : 13,455.60 = 5,771.34 : x
  2. Step 2: Convert to fraction form
    9,750.33/13,455.60 = 5,771.34/x
  3. Step 3: Cross multiply
    9,750.33x = 13,455.60 × 5,771.34
  4. Step 4: Simplify right side
    9,750.33x = 77,656,842.50
  5. Step 5: Solve for x
    x = 77,656,842.50/9,750.33
  6. Step 6: Final answer
    x = 7,964.53

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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.