Home / 10,048.72-15,071.78-2,653.73

Finding the Fourth Proportional to 10,048.72, 15,071.78 and 2,653.73

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Solution

The fourth proportional to 10,048.72, 15,071.78 and 2,653.73 is: 3,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,048.72 : 15,071.78 = 2,653.73 : x
  2. Step 2: Convert to fraction form
    10,048.72/15,071.78 = 2,653.73/x
  3. Step 3: Cross multiply
    10,048.72x = 15,071.78 × 2,653.73
  4. Step 4: Simplify right side
    10,048.72x = 39,996,479.05
  5. Step 5: Solve for x
    x = 39,996,479.05/10,048.72
  6. Step 6: Final answer
    x = 3,980.26

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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.