Home / 7,585.93-11,385.27-3,891.72

Finding the Fourth Proportional to 7,585.93, 11,385.27 and 3,891.72

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Solution

The fourth proportional to 7,585.93, 11,385.27 and 3,891.72 is: 5,840.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.93 : 11,385.27 = 3,891.72 : x
  2. Step 2: Convert to fraction form
    7,585.93/11,385.27 = 3,891.72/x
  3. Step 3: Cross multiply
    7,585.93x = 11,385.27 × 3,891.72
  4. Step 4: Simplify right side
    7,585.93x = 44,308,206.58
  5. Step 5: Solve for x
    x = 44,308,206.58/7,585.93
  6. Step 6: Final answer
    x = 5,840.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.