Home / 10,266.56-15,406.65-3,692.73

Finding the Fourth Proportional to 10,266.56, 15,406.65 and 3,692.73

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Solution

The fourth proportional to 10,266.56, 15,406.65 and 3,692.73 is: 5,541.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.56 : 15,406.65 = 3,692.73 : x
  2. Step 2: Convert to fraction form
    10,266.56/15,406.65 = 3,692.73/x
  3. Step 3: Cross multiply
    10,266.56x = 15,406.65 × 3,692.73
  4. Step 4: Simplify right side
    10,266.56x = 56,892,598.65
  5. Step 5: Solve for x
    x = 56,892,598.65/10,266.56
  6. Step 6: Final answer
    x = 5,541.55

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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.