Home / 4,803.80-7,205.51-1,517.09

Finding the Fourth Proportional to 4,803.80, 7,205.51 and 1,517.09

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Solution

The fourth proportional to 4,803.80, 7,205.51 and 1,517.09 is: 2,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.80 : 7,205.51 = 1,517.09 : x
  2. Step 2: Convert to fraction form
    4,803.80/7,205.51 = 1,517.09/x
  3. Step 3: Cross multiply
    4,803.80x = 7,205.51 × 1,517.09
  4. Step 4: Simplify right side
    4,803.80x = 10,931,374.93
  5. Step 5: Solve for x
    x = 10,931,374.93/4,803.80
  6. Step 6: Final answer
    x = 2,275.57

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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.