Home / 7,528.88-11,295.40-2,912.24

Finding the Fourth Proportional to 7,528.88, 11,295.40 and 2,912.24

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Solution

The fourth proportional to 7,528.88, 11,295.40 and 2,912.24 is: 4,369.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.88 : 11,295.40 = 2,912.24 : x
  2. Step 2: Convert to fraction form
    7,528.88/11,295.40 = 2,912.24/x
  3. Step 3: Cross multiply
    7,528.88x = 11,295.40 × 2,912.24
  4. Step 4: Simplify right side
    7,528.88x = 32,894,915.70
  5. Step 5: Solve for x
    x = 32,894,915.70/7,528.88
  6. Step 6: Final answer
    x = 4,369.16

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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.