Home / 7,073.36-10,611.24-2,915.62

Finding the Fourth Proportional to 7,073.36, 10,611.24 and 2,915.62

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Solution

The fourth proportional to 7,073.36, 10,611.24 and 2,915.62 is: 4,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.36 : 10,611.24 = 2,915.62 : x
  2. Step 2: Convert to fraction form
    7,073.36/10,611.24 = 2,915.62/x
  3. Step 3: Cross multiply
    7,073.36x = 10,611.24 × 2,915.62
  4. Step 4: Simplify right side
    7,073.36x = 30,938,343.57
  5. Step 5: Solve for x
    x = 30,938,343.57/7,073.36
  6. Step 6: Final answer
    x = 4,373.92

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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.