Home / 9,914.87-14,869.99-2,893.40

Finding the Fourth Proportional to 9,914.87, 14,869.99 and 2,893.40

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Solution

The fourth proportional to 9,914.87, 14,869.99 and 2,893.40 is: 4,339.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.87 : 14,869.99 = 2,893.40 : x
  2. Step 2: Convert to fraction form
    9,914.87/14,869.99 = 2,893.40/x
  3. Step 3: Cross multiply
    9,914.87x = 14,869.99 × 2,893.40
  4. Step 4: Simplify right side
    9,914.87x = 43,024,859.01
  5. Step 5: Solve for x
    x = 43,024,859.01/9,914.87
  6. Step 6: Final answer
    x = 4,339.43

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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.