Home / 5,045.76-7,577.28-3,507.84

Finding the Fourth Proportional to 5,045.76, 7,577.28 and 3,507.84

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Solution

The fourth proportional to 5,045.76, 7,577.28 and 3,507.84 is: 5,267.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.76 : 7,577.28 = 3,507.84 : x
  2. Step 2: Convert to fraction form
    5,045.76/7,577.28 = 3,507.84/x
  3. Step 3: Cross multiply
    5,045.76x = 7,577.28 × 3,507.84
  4. Step 4: Simplify right side
    5,045.76x = 26,579,885.88
  5. Step 5: Solve for x
    x = 26,579,885.88/5,045.76
  6. Step 6: Final answer
    x = 5,267.77

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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.