Home / 9,312.05-13,968.04-3,765.33

Finding the Fourth Proportional to 9,312.05, 13,968.04 and 3,765.33

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Solution

The fourth proportional to 9,312.05, 13,968.04 and 3,765.33 is: 5,647.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.05 : 13,968.04 = 3,765.33 : x
  2. Step 2: Convert to fraction form
    9,312.05/13,968.04 = 3,765.33/x
  3. Step 3: Cross multiply
    9,312.05x = 13,968.04 × 3,765.33
  4. Step 4: Simplify right side
    9,312.05x = 52,594,289.47
  5. Step 5: Solve for x
    x = 52,594,289.47/9,312.05
  6. Step 6: Final answer
    x = 5,647.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.