Home / 6,505.75-9,759.47-2,994.91

Finding the Fourth Proportional to 6,505.75, 9,759.47 and 2,994.91

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Solution

The fourth proportional to 6,505.75, 9,759.47 and 2,994.91 is: 4,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,505.75 : 9,759.47 = 2,994.91 : x
  2. Step 2: Convert to fraction form
    6,505.75/9,759.47 = 2,994.91/x
  3. Step 3: Cross multiply
    6,505.75x = 9,759.47 × 2,994.91
  4. Step 4: Simplify right side
    6,505.75x = 29,228,719.32
  5. Step 5: Solve for x
    x = 29,228,719.32/6,505.75
  6. Step 6: Final answer
    x = 4,492.75

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1.5x scale

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.