Home / 9,350.96-12,904.26-5,159.22

Finding the Fourth Proportional to 9,350.96, 12,904.26 and 5,159.22

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Solution

The fourth proportional to 9,350.96, 12,904.26 and 5,159.22 is: 7,119.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.96 : 12,904.26 = 5,159.22 : x
  2. Step 2: Convert to fraction form
    9,350.96/12,904.26 = 5,159.22/x
  3. Step 3: Cross multiply
    9,350.96x = 12,904.26 × 5,159.22
  4. Step 4: Simplify right side
    9,350.96x = 66,575,916.28
  5. Step 5: Solve for x
    x = 66,575,916.28/9,350.96
  6. Step 6: Final answer
    x = 7,119.69

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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.