Home / 7,268.10-10,029.12-4,080.72

Finding the Fourth Proportional to 7,268.10, 10,029.12 and 4,080.72

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Solution

The fourth proportional to 7,268.10, 10,029.12 and 4,080.72 is: 5,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.10 : 10,029.12 = 4,080.72 : x
  2. Step 2: Convert to fraction form
    7,268.10/10,029.12 = 4,080.72/x
  3. Step 3: Cross multiply
    7,268.10x = 10,029.12 × 4,080.72
  4. Step 4: Simplify right side
    7,268.10x = 40,926,030.57
  5. Step 5: Solve for x
    x = 40,926,030.57/7,268.10
  6. Step 6: Final answer
    x = 5,630.91

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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.