Home / 7,790.26-10,750.58-4,253.53

Finding the Fourth Proportional to 7,790.26, 10,750.58 and 4,253.53

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Solution

The fourth proportional to 7,790.26, 10,750.58 and 4,253.53 is: 5,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.26 : 10,750.58 = 4,253.53 : x
  2. Step 2: Convert to fraction form
    7,790.26/10,750.58 = 4,253.53/x
  3. Step 3: Cross multiply
    7,790.26x = 10,750.58 × 4,253.53
  4. Step 4: Simplify right side
    7,790.26x = 45,727,893.28
  5. Step 5: Solve for x
    x = 45,727,893.28/7,790.26
  6. Step 6: Final answer
    x = 5,869.88

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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.