Home / 6,309.36-9,463.28-1,692.72

Finding the Fourth Proportional to 6,309.36, 9,463.28 and 1,692.72

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Solution

The fourth proportional to 6,309.36, 9,463.28 and 1,692.72 is: 2,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.36 : 9,463.28 = 1,692.72 : x
  2. Step 2: Convert to fraction form
    6,309.36/9,463.28 = 1,692.72/x
  3. Step 3: Cross multiply
    6,309.36x = 9,463.28 × 1,692.72
  4. Step 4: Simplify right side
    6,309.36x = 16,018,683.32
  5. Step 5: Solve for x
    x = 16,018,683.32/6,309.36
  6. Step 6: Final answer
    x = 2,538.88

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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.