Home / 7,622.61-10,519.60-4,265.22

Finding the Fourth Proportional to 7,622.61, 10,519.60 and 4,265.22

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Solution

The fourth proportional to 7,622.61, 10,519.60 and 4,265.22 is: 5,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.61 : 10,519.60 = 4,265.22 : x
  2. Step 2: Convert to fraction form
    7,622.61/10,519.60 = 4,265.22/x
  3. Step 3: Cross multiply
    7,622.61x = 10,519.60 × 4,265.22
  4. Step 4: Simplify right side
    7,622.61x = 44,868,408.31
  5. Step 5: Solve for x
    x = 44,868,408.31/7,622.61
  6. Step 6: Final answer
    x = 5,886.23

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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.