Home / 10,938.98-15,096.93-6,692.86

Finding the Fourth Proportional to 10,938.98, 15,096.93 and 6,692.86

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Solution

The fourth proportional to 10,938.98, 15,096.93 and 6,692.86 is: 9,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.98 : 15,096.93 = 6,692.86 : x
  2. Step 2: Convert to fraction form
    10,938.98/15,096.93 = 6,692.86/x
  3. Step 3: Cross multiply
    10,938.98x = 15,096.93 × 6,692.86
  4. Step 4: Simplify right side
    10,938.98x = 101,041,632.69
  5. Step 5: Solve for x
    x = 101,041,632.69/10,938.98
  6. Step 6: Final answer
    x = 9,236.84

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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.