Home / 7,135.32-10,703.01-1,941.19

Finding the Fourth Proportional to 7,135.32, 10,703.01 and 1,941.19

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Solution

The fourth proportional to 7,135.32, 10,703.01 and 1,941.19 is: 2,911.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.32 : 10,703.01 = 1,941.19 : x
  2. Step 2: Convert to fraction form
    7,135.32/10,703.01 = 1,941.19/x
  3. Step 3: Cross multiply
    7,135.32x = 10,703.01 × 1,941.19
  4. Step 4: Simplify right side
    7,135.32x = 20,776,575.98
  5. Step 5: Solve for x
    x = 20,776,575.98/7,135.32
  6. Step 6: Final answer
    x = 2,911.79

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Similar ratio
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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.