Home / 11,228.34-16,842.53-3,437.13

Finding the Fourth Proportional to 11,228.34, 16,842.53 and 3,437.13

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Solution

The fourth proportional to 11,228.34, 16,842.53 and 3,437.13 is: 5,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.34 : 16,842.53 = 3,437.13 : x
  2. Step 2: Convert to fraction form
    11,228.34/16,842.53 = 3,437.13/x
  3. Step 3: Cross multiply
    11,228.34x = 16,842.53 × 3,437.13
  4. Step 4: Simplify right side
    11,228.34x = 57,889,965.14
  5. Step 5: Solve for x
    x = 57,889,965.14/11,228.34
  6. Step 6: Final answer
    x = 5,155.70

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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.