Home / 7,345.25-10,137.84-4,362.71

Finding the Fourth Proportional to 7,345.25, 10,137.84 and 4,362.71

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Solution

The fourth proportional to 7,345.25, 10,137.84 and 4,362.71 is: 6,021.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.25 : 10,137.84 = 4,362.71 : x
  2. Step 2: Convert to fraction form
    7,345.25/10,137.84 = 4,362.71/x
  3. Step 3: Cross multiply
    7,345.25x = 10,137.84 × 4,362.71
  4. Step 4: Simplify right side
    7,345.25x = 44,228,455.95
  5. Step 5: Solve for x
    x = 44,228,455.95/7,345.25
  6. Step 6: Final answer
    x = 6,021.37

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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.