Home / 5,523.80-8,286.16-1,575.06

Finding the Fourth Proportional to 5,523.80, 8,286.16 and 1,575.06

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Solution

The fourth proportional to 5,523.80, 8,286.16 and 1,575.06 is: 2,362.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523.80 : 8,286.16 = 1,575.06 : x
  2. Step 2: Convert to fraction form
    5,523.80/8,286.16 = 1,575.06/x
  3. Step 3: Cross multiply
    5,523.80x = 8,286.16 × 1,575.06
  4. Step 4: Simplify right side
    5,523.80x = 13,051,199.17
  5. Step 5: Solve for x
    x = 13,051,199.17/5,523.80
  6. Step 6: Final answer
    x = 2,362.72

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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.