Home / 7,020.55-9,692.24-4,785.71

Finding the Fourth Proportional to 7,020.55, 9,692.24 and 4,785.71

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Solution

The fourth proportional to 7,020.55, 9,692.24 and 4,785.71 is: 6,606.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.55 : 9,692.24 = 4,785.71 : x
  2. Step 2: Convert to fraction form
    7,020.55/9,692.24 = 4,785.71/x
  3. Step 3: Cross multiply
    7,020.55x = 9,692.24 × 4,785.71
  4. Step 4: Simplify right side
    7,020.55x = 46,384,213.39
  5. Step 5: Solve for x
    x = 46,384,213.39/7,020.55
  6. Step 6: Final answer
    x = 6,606.92

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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.