Home / 7,160.90-10,709.39-5,383.31

Finding the Fourth Proportional to 7,160.90, 10,709.39 and 5,383.31

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Solution

The fourth proportional to 7,160.90, 10,709.39 and 5,383.31 is: 8,050.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.90 : 10,709.39 = 5,383.31 : x
  2. Step 2: Convert to fraction form
    7,160.90/10,709.39 = 5,383.31/x
  3. Step 3: Cross multiply
    7,160.90x = 10,709.39 × 5,383.31
  4. Step 4: Simplify right side
    7,160.90x = 57,651,926.19
  5. Step 5: Solve for x
    x = 57,651,926.19/7,160.90
  6. Step 6: Final answer
    x = 8,050.94

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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.