Home / 9,332.08-12,876.96-5,140.60

Finding the Fourth Proportional to 9,332.08, 12,876.96 and 5,140.60

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Solution

The fourth proportional to 9,332.08, 12,876.96 and 5,140.60 is: 7,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.08 : 12,876.96 = 5,140.60 : x
  2. Step 2: Convert to fraction form
    9,332.08/12,876.96 = 5,140.60/x
  3. Step 3: Cross multiply
    9,332.08x = 12,876.96 × 5,140.60
  4. Step 4: Simplify right side
    9,332.08x = 66,195,300.58
  5. Step 5: Solve for x
    x = 66,195,300.58/9,332.08
  6. Step 6: Final answer
    x = 7,093.31

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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.