Home / 9,312.30-13,968.42-3,765.58

Finding the Fourth Proportional to 9,312.30, 13,968.42 and 3,765.58

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Solution

The fourth proportional to 9,312.30, 13,968.42 and 3,765.58 is: 5,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.30 : 13,968.42 = 3,765.58 : x
  2. Step 2: Convert to fraction form
    9,312.30/13,968.42 = 3,765.58/x
  3. Step 3: Cross multiply
    9,312.30x = 13,968.42 × 3,765.58
  4. Step 4: Simplify right side
    9,312.30x = 52,599,193.57
  5. Step 5: Solve for x
    x = 52,599,193.57/9,312.30
  6. Step 6: Final answer
    x = 5,648.36

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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.