Home / 11,140.49-16,710.71-4,476.98

Finding the Fourth Proportional to 11,140.49, 16,710.71 and 4,476.98

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Solution

The fourth proportional to 11,140.49, 16,710.71 and 4,476.98 is: 6,715.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.49 : 16,710.71 = 4,476.98 : x
  2. Step 2: Convert to fraction form
    11,140.49/16,710.71 = 4,476.98/x
  3. Step 3: Cross multiply
    11,140.49x = 16,710.71 × 4,476.98
  4. Step 4: Simplify right side
    11,140.49x = 74,813,567.43
  5. Step 5: Solve for x
    x = 74,813,567.43/11,140.49
  6. Step 6: Final answer
    x = 6,715.47

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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.