Home / 7,525.60-11,270.16-3,818.08

Finding the Fourth Proportional to 7,525.60, 11,270.16 and 3,818.08

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Solution

The fourth proportional to 7,525.60, 11,270.16 and 3,818.08 is: 5,717.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.60 : 11,270.16 = 3,818.08 : x
  2. Step 2: Convert to fraction form
    7,525.60/11,270.16 = 3,818.08/x
  3. Step 3: Cross multiply
    7,525.60x = 11,270.16 × 3,818.08
  4. Step 4: Simplify right side
    7,525.60x = 43,030,372.49
  5. Step 5: Solve for x
    x = 43,030,372.49/7,525.60
  6. Step 6: Final answer
    x = 5,717.87

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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.