Home / 7,622.50-10,518.81-4,265.59

Finding the Fourth Proportional to 7,622.50, 10,518.81 and 4,265.59

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Solution

The fourth proportional to 7,622.50, 10,518.81 and 4,265.59 is: 5,886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.50 : 10,518.81 = 4,265.59 : x
  2. Step 2: Convert to fraction form
    7,622.50/10,518.81 = 4,265.59/x
  3. Step 3: Cross multiply
    7,622.50x = 10,518.81 × 4,265.59
  4. Step 4: Simplify right side
    7,622.50x = 44,868,930.75
  5. Step 5: Solve for x
    x = 44,868,930.75/7,622.50
  6. Step 6: Final answer
    x = 5,886.38

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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.