Home / 7,541.15-10,397.22-5,390.27

Finding the Fourth Proportional to 7,541.15, 10,397.22 and 5,390.27

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Solution

The fourth proportional to 7,541.15, 10,397.22 and 5,390.27 is: 7,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.15 : 10,397.22 = 5,390.27 : x
  2. Step 2: Convert to fraction form
    7,541.15/10,397.22 = 5,390.27/x
  3. Step 3: Cross multiply
    7,541.15x = 10,397.22 × 5,390.27
  4. Step 4: Simplify right side
    7,541.15x = 56,043,823.05
  5. Step 5: Solve for x
    x = 56,043,823.05/7,541.15
  6. Step 6: Final answer
    x = 7,431.73

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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.