Home / 7,915.19-10,924.70-5,043.34

Finding the Fourth Proportional to 7,915.19, 10,924.70 and 5,043.34

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Solution

The fourth proportional to 7,915.19, 10,924.70 and 5,043.34 is: 6,960.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915.19 : 10,924.70 = 5,043.34 : x
  2. Step 2: Convert to fraction form
    7,915.19/10,924.70 = 5,043.34/x
  3. Step 3: Cross multiply
    7,915.19x = 10,924.70 × 5,043.34
  4. Step 4: Simplify right side
    7,915.19x = 55,096,923.97
  5. Step 5: Solve for x
    x = 55,096,923.97/7,915.19
  6. Step 6: Final answer
    x = 6,960.91

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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.