Home / 7,585.84-11,383.88-2,655.52

Finding the Fourth Proportional to 7,585.84, 11,383.88 and 2,655.52

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Solution

The fourth proportional to 7,585.84, 11,383.88 and 2,655.52 is: 3,985.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.84 : 11,383.88 = 2,655.52 : x
  2. Step 2: Convert to fraction form
    7,585.84/11,383.88 = 2,655.52/x
  3. Step 3: Cross multiply
    7,585.84x = 11,383.88 × 2,655.52
  4. Step 4: Simplify right side
    7,585.84x = 30,230,121.02
  5. Step 5: Solve for x
    x = 30,230,121.02/7,585.84
  6. Step 6: Final answer
    x = 3,985.07

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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.