Home / 7,824.16-11,728.33-4,904.51

Finding the Fourth Proportional to 7,824.16, 11,728.33 and 4,904.51

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Solution

The fourth proportional to 7,824.16, 11,728.33 and 4,904.51 is: 7,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.16 : 11,728.33 = 4,904.51 : x
  2. Step 2: Convert to fraction form
    7,824.16/11,728.33 = 4,904.51/x
  3. Step 3: Cross multiply
    7,824.16x = 11,728.33 × 4,904.51
  4. Step 4: Simplify right side
    7,824.16x = 57,521,711.77
  5. Step 5: Solve for x
    x = 57,521,711.77/7,824.16
  6. Step 6: Final answer
    x = 7,351.81

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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.