Home / 7,623.10-10,520.29-4,265.72

Finding the Fourth Proportional to 7,623.10, 10,520.29 and 4,265.72

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Solution

The fourth proportional to 7,623.10, 10,520.29 and 4,265.72 is: 5,886.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.10 : 10,520.29 = 4,265.72 : x
  2. Step 2: Convert to fraction form
    7,623.10/10,520.29 = 4,265.72/x
  3. Step 3: Cross multiply
    7,623.10x = 10,520.29 × 4,265.72
  4. Step 4: Simplify right side
    7,623.10x = 44,876,611.46
  5. Step 5: Solve for x
    x = 44,876,611.46/7,623.10
  6. Step 6: Final answer
    x = 5,886.92

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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.