Home / 7,329.06-10,112.31-4,345.60

Finding the Fourth Proportional to 7,329.06, 10,112.31 and 4,345.60

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Solution

The fourth proportional to 7,329.06, 10,112.31 and 4,345.60 is: 5,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.06 : 10,112.31 = 4,345.60 : x
  2. Step 2: Convert to fraction form
    7,329.06/10,112.31 = 4,345.60/x
  3. Step 3: Cross multiply
    7,329.06x = 10,112.31 × 4,345.60
  4. Step 4: Simplify right side
    7,329.06x = 43,944,054.34
  5. Step 5: Solve for x
    x = 43,944,054.34/7,329.06
  6. Step 6: Final answer
    x = 5,995.86

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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.