Home / 15,260.76-22,890.87-4,872.51

Finding the Fourth Proportional to 15,260.76, 22,890.87 and 4,872.51

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Solution

The fourth proportional to 15,260.76, 22,890.87 and 4,872.51 is: 7,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.76 : 22,890.87 = 4,872.51 : x
  2. Step 2: Convert to fraction form
    15,260.76/22,890.87 = 4,872.51/x
  3. Step 3: Cross multiply
    15,260.76x = 22,890.87 × 4,872.51
  4. Step 4: Simplify right side
    15,260.76x = 111,535,992.98
  5. Step 5: Solve for x
    x = 111,535,992.98/15,260.76
  6. Step 6: Final answer
    x = 7,308.68

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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.