Home / 7,020.58-9,692.29-4,785.74

Finding the Fourth Proportional to 7,020.58, 9,692.29 and 4,785.74

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Solution

The fourth proportional to 7,020.58, 9,692.29 and 4,785.74 is: 6,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.58 : 9,692.29 = 4,785.74 : x
  2. Step 2: Convert to fraction form
    7,020.58/9,692.29 = 4,785.74/x
  3. Step 3: Cross multiply
    7,020.58x = 9,692.29 × 4,785.74
  4. Step 4: Simplify right side
    7,020.58x = 46,384,710.55
  5. Step 5: Solve for x
    x = 46,384,710.55/7,020.58
  6. Step 6: Final answer
    x = 6,606.97

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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.