Home / 5,134.42-7,700.44-1,436.91

Finding the Fourth Proportional to 5,134.42, 7,700.44 and 1,436.91

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Solution

The fourth proportional to 5,134.42, 7,700.44 and 1,436.91 is: 2,155.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.42 : 7,700.44 = 1,436.91 : x
  2. Step 2: Convert to fraction form
    5,134.42/7,700.44 = 1,436.91/x
  3. Step 3: Cross multiply
    5,134.42x = 7,700.44 × 1,436.91
  4. Step 4: Simplify right side
    5,134.42x = 11,064,809.47
  5. Step 5: Solve for x
    x = 11,064,809.47/5,134.42
  6. Step 6: Final answer
    x = 2,155.03

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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.