Home / 10,506.24-15,759.77-2,715.05

Finding the Fourth Proportional to 10,506.24, 15,759.77 and 2,715.05

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Solution

The fourth proportional to 10,506.24, 15,759.77 and 2,715.05 is: 4,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.24 : 15,759.77 = 2,715.05 : x
  2. Step 2: Convert to fraction form
    10,506.24/15,759.77 = 2,715.05/x
  3. Step 3: Cross multiply
    10,506.24x = 15,759.77 × 2,715.05
  4. Step 4: Simplify right side
    10,506.24x = 42,788,589.36
  5. Step 5: Solve for x
    x = 42,788,589.36/10,506.24
  6. Step 6: Final answer
    x = 4,072.68

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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.