Home / 6,500.25-9,742.54-2,985.40

Finding the Fourth Proportional to 6,500.25, 9,742.54 and 2,985.40

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Solution

The fourth proportional to 6,500.25, 9,742.54 and 2,985.40 is: 4,474.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.25 : 9,742.54 = 2,985.40 : x
  2. Step 2: Convert to fraction form
    6,500.25/9,742.54 = 2,985.40/x
  3. Step 3: Cross multiply
    6,500.25x = 9,742.54 × 2,985.40
  4. Step 4: Simplify right side
    6,500.25x = 29,085,407.99
  5. Step 5: Solve for x
    x = 29,085,407.99/6,500.25
  6. Step 6: Final answer
    x = 4,474.51

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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.