Home / 7,291.90-10,941.51-3,343.15

Finding the Fourth Proportional to 7,291.90, 10,941.51 and 3,343.15

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Solution

The fourth proportional to 7,291.90, 10,941.51 and 3,343.15 is: 5,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.90 : 10,941.51 = 3,343.15 : x
  2. Step 2: Convert to fraction form
    7,291.90/10,941.51 = 3,343.15/x
  3. Step 3: Cross multiply
    7,291.90x = 10,941.51 × 3,343.15
  4. Step 4: Simplify right side
    7,291.90x = 36,579,076.39
  5. Step 5: Solve for x
    x = 36,579,076.39/7,291.90
  6. Step 6: Final answer
    x = 5,016.40

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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.