Home / 9,160.59-13,739.64-2,587.31

Finding the Fourth Proportional to 9,160.59, 13,739.64 and 2,587.31

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Solution

The fourth proportional to 9,160.59, 13,739.64 and 2,587.31 is: 3,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160.59 : 13,739.64 = 2,587.31 : x
  2. Step 2: Convert to fraction form
    9,160.59/13,739.64 = 2,587.31/x
  3. Step 3: Cross multiply
    9,160.59x = 13,739.64 × 2,587.31
  4. Step 4: Simplify right side
    9,160.59x = 35,548,639.27
  5. Step 5: Solve for x
    x = 35,548,639.27/9,160.59
  6. Step 6: Final answer
    x = 3,880.61

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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.