Home / 9,509.33-13,129.31-5,925.71

Finding the Fourth Proportional to 9,509.33, 13,129.31 and 5,925.71

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Solution

The fourth proportional to 9,509.33, 13,129.31 and 5,925.71 is: 8,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509.33 : 13,129.31 = 5,925.71 : x
  2. Step 2: Convert to fraction form
    9,509.33/13,129.31 = 5,925.71/x
  3. Step 3: Cross multiply
    9,509.33x = 13,129.31 × 5,925.71
  4. Step 4: Simplify right side
    9,509.33x = 77,800,531.20
  5. Step 5: Solve for x
    x = 77,800,531.20/9,509.33
  6. Step 6: Final answer
    x = 8,181.49

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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.