Home / 4,312.18-6,477.48-3,087.46

Finding the Fourth Proportional to 4,312.18, 6,477.48 and 3,087.46

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Solution

The fourth proportional to 4,312.18, 6,477.48 and 3,087.46 is: 4,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.18 : 6,477.48 = 3,087.46 : x
  2. Step 2: Convert to fraction form
    4,312.18/6,477.48 = 3,087.46/x
  3. Step 3: Cross multiply
    4,312.18x = 6,477.48 × 3,087.46
  4. Step 4: Simplify right side
    4,312.18x = 19,998,944.21
  5. Step 5: Solve for x
    x = 19,998,944.21/4,312.18
  6. Step 6: Final answer
    x = 4,637.78

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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.