Home / 11,357.55-17,043.41-4,338.19

Finding the Fourth Proportional to 11,357.55, 17,043.41 and 4,338.19

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Solution

The fourth proportional to 11,357.55, 17,043.41 and 4,338.19 is: 6,509.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.55 : 17,043.41 = 4,338.19 : x
  2. Step 2: Convert to fraction form
    11,357.55/17,043.41 = 4,338.19/x
  3. Step 3: Cross multiply
    11,357.55x = 17,043.41 × 4,338.19
  4. Step 4: Simplify right side
    11,357.55x = 73,937,582.98
  5. Step 5: Solve for x
    x = 73,937,582.98/11,357.55
  6. Step 6: Final answer
    x = 6,509.99

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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.