Home / 10,941.90-15,094.53-9,449.34

Finding the Fourth Proportional to 10,941.90, 15,094.53 and 9,449.34

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Solution

The fourth proportional to 10,941.90, 15,094.53 and 9,449.34 is: 13,035.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941.90 : 15,094.53 = 9,449.34 : x
  2. Step 2: Convert to fraction form
    10,941.90/15,094.53 = 9,449.34/x
  3. Step 3: Cross multiply
    10,941.90x = 15,094.53 × 9,449.34
  4. Step 4: Simplify right side
    10,941.90x = 142,633,346.11
  5. Step 5: Solve for x
    x = 142,633,346.11/10,941.90
  6. Step 6: Final answer
    x = 13,035.52

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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.