Home / 7,738.89-10,679.88-4,552.41

Finding the Fourth Proportional to 7,738.89, 10,679.88 and 4,552.41

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Solution

The fourth proportional to 7,738.89, 10,679.88 and 4,552.41 is: 6,282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.89 : 10,679.88 = 4,552.41 : x
  2. Step 2: Convert to fraction form
    7,738.89/10,679.88 = 4,552.41/x
  3. Step 3: Cross multiply
    7,738.89x = 10,679.88 × 4,552.41
  4. Step 4: Simplify right side
    7,738.89x = 48,619,192.51
  5. Step 5: Solve for x
    x = 48,619,192.51/7,738.89
  6. Step 6: Final answer
    x = 6,282.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.