Home / 10,450.27-15,680.54-4,904.07

Finding the Fourth Proportional to 10,450.27, 15,680.54 and 4,904.07

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Solution

The fourth proportional to 10,450.27, 15,680.54 and 4,904.07 is: 7,358.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450.27 : 15,680.54 = 4,904.07 : x
  2. Step 2: Convert to fraction form
    10,450.27/15,680.54 = 4,904.07/x
  3. Step 3: Cross multiply
    10,450.27x = 15,680.54 × 4,904.07
  4. Step 4: Simplify right side
    10,450.27x = 76,898,435.77
  5. Step 5: Solve for x
    x = 76,898,435.77/10,450.27
  6. Step 6: Final answer
    x = 7,358.51

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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.