Home / 10,358.40-15,537.59-2,567.21

Finding the Fourth Proportional to 10,358.40, 15,537.59 and 2,567.21

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Solution

The fourth proportional to 10,358.40, 15,537.59 and 2,567.21 is: 3,850.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.40 : 15,537.59 = 2,567.21 : x
  2. Step 2: Convert to fraction form
    10,358.40/15,537.59 = 2,567.21/x
  3. Step 3: Cross multiply
    10,358.40x = 15,537.59 × 2,567.21
  4. Step 4: Simplify right side
    10,358.40x = 39,888,288.85
  5. Step 5: Solve for x
    x = 39,888,288.85/10,358.40
  6. Step 6: Final answer
    x = 3,850.82

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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.