Home / 7,447.80-10,275.66-4,302.84

Finding the Fourth Proportional to 7,447.80, 10,275.66 and 4,302.84

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Solution

The fourth proportional to 7,447.80, 10,275.66 and 4,302.84 is: 5,936.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.80 : 10,275.66 = 4,302.84 : x
  2. Step 2: Convert to fraction form
    7,447.80/10,275.66 = 4,302.84/x
  3. Step 3: Cross multiply
    7,447.80x = 10,275.66 × 4,302.84
  4. Step 4: Simplify right side
    7,447.80x = 44,214,520.87
  5. Step 5: Solve for x
    x = 44,214,520.87/7,447.80
  6. Step 6: Final answer
    x = 5,936.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.