Home / 7,247.40-10,847.52-3,952.32

Finding the Fourth Proportional to 7,247.40, 10,847.52 and 3,952.32

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Solution

The fourth proportional to 7,247.40, 10,847.52 and 3,952.32 is: 5,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.40 : 10,847.52 = 3,952.32 : x
  2. Step 2: Convert to fraction form
    7,247.40/10,847.52 = 3,952.32/x
  3. Step 3: Cross multiply
    7,247.40x = 10,847.52 × 3,952.32
  4. Step 4: Simplify right side
    7,247.40x = 42,872,870.25
  5. Step 5: Solve for x
    x = 42,872,870.25/7,247.40
  6. Step 6: Final answer
    x = 5,915.62

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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.