Home / 10,555.99-15,824.26-5,011.94

Finding the Fourth Proportional to 10,555.99, 15,824.26 and 5,011.94

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Solution

The fourth proportional to 10,555.99, 15,824.26 and 5,011.94 is: 7,513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,555.99 : 15,824.26 = 5,011.94 : x
  2. Step 2: Convert to fraction form
    10,555.99/15,824.26 = 5,011.94/x
  3. Step 3: Cross multiply
    10,555.99x = 15,824.26 × 5,011.94
  4. Step 4: Simplify right side
    10,555.99x = 79,310,287.49
  5. Step 5: Solve for x
    x = 79,310,287.49/10,555.99
  6. Step 6: Final answer
    x = 7,513.30

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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.