Home / 7,505.45-11,258.40-2,575.01

Finding the Fourth Proportional to 7,505.45, 11,258.40 and 2,575.01

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Solution

The fourth proportional to 7,505.45, 11,258.40 and 2,575.01 is: 3,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.45 : 11,258.40 = 2,575.01 : x
  2. Step 2: Convert to fraction form
    7,505.45/11,258.40 = 2,575.01/x
  3. Step 3: Cross multiply
    7,505.45x = 11,258.40 × 2,575.01
  4. Step 4: Simplify right side
    7,505.45x = 28,990,507.85
  5. Step 5: Solve for x
    x = 28,990,507.85/7,505.45
  6. Step 6: Final answer
    x = 3,862.60

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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.