Home / 11,037.21-16,557.85-3,642.18

Finding the Fourth Proportional to 11,037.21, 16,557.85 and 3,642.18

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Solution

The fourth proportional to 11,037.21, 16,557.85 and 3,642.18 is: 5,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.21 : 16,557.85 = 3,642.18 : x
  2. Step 2: Convert to fraction form
    11,037.21/16,557.85 = 3,642.18/x
  3. Step 3: Cross multiply
    11,037.21x = 16,557.85 × 3,642.18
  4. Step 4: Simplify right side
    11,037.21x = 60,306,670.11
  5. Step 5: Solve for x
    x = 60,306,670.11/11,037.21
  6. Step 6: Final answer
    x = 5,463.94

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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.