Home / 10,692.42-14,751.36-6,215.37

Finding the Fourth Proportional to 10,692.42, 14,751.36 and 6,215.37

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Solution

The fourth proportional to 10,692.42, 14,751.36 and 6,215.37 is: 8,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692.42 : 14,751.36 = 6,215.37 : x
  2. Step 2: Convert to fraction form
    10,692.42/14,751.36 = 6,215.37/x
  3. Step 3: Cross multiply
    10,692.42x = 14,751.36 × 6,215.37
  4. Step 4: Simplify right side
    10,692.42x = 91,685,160.40
  5. Step 5: Solve for x
    x = 91,685,160.40/10,692.42
  6. Step 6: Final answer
    x = 8,574.78

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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.