Home / 9,919.32-13,692.03-6,941.37

Finding the Fourth Proportional to 9,919.32, 13,692.03 and 6,941.37

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Solution

The fourth proportional to 9,919.32, 13,692.03 and 6,941.37 is: 9,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.32 : 13,692.03 = 6,941.37 : x
  2. Step 2: Convert to fraction form
    9,919.32/13,692.03 = 6,941.37/x
  3. Step 3: Cross multiply
    9,919.32x = 13,692.03 × 6,941.37
  4. Step 4: Simplify right side
    9,919.32x = 95,041,446.28
  5. Step 5: Solve for x
    x = 95,041,446.28/9,919.32
  6. Step 6: Final answer
    x = 9,581.45

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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.