Home / 11,237.84-16,856.88-4,996.40

Finding the Fourth Proportional to 11,237.84, 16,856.88 and 4,996.40

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Solution

The fourth proportional to 11,237.84, 16,856.88 and 4,996.40 is: 7,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.84 : 16,856.88 = 4,996.40 : x
  2. Step 2: Convert to fraction form
    11,237.84/16,856.88 = 4,996.40/x
  3. Step 3: Cross multiply
    11,237.84x = 16,856.88 × 4,996.40
  4. Step 4: Simplify right side
    11,237.84x = 84,223,715.23
  5. Step 5: Solve for x
    x = 84,223,715.23/11,237.84
  6. Step 6: Final answer
    x = 7,494.65

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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.