Home / 9,947.99-14,920.77-4,103.84

Finding the Fourth Proportional to 9,947.99, 14,920.77 and 4,103.84

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Solution

The fourth proportional to 9,947.99, 14,920.77 and 4,103.84 is: 6,155.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947.99 : 14,920.77 = 4,103.84 : x
  2. Step 2: Convert to fraction form
    9,947.99/14,920.77 = 4,103.84/x
  3. Step 3: Cross multiply
    9,947.99x = 14,920.77 × 4,103.84
  4. Step 4: Simplify right side
    9,947.99x = 61,232,505.45
  5. Step 5: Solve for x
    x = 61,232,505.45/9,947.99
  6. Step 6: Final answer
    x = 6,155.26

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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.