Home / 10,210.88-15,316.32-3,285.38

Finding the Fourth Proportional to 10,210.88, 15,316.32 and 3,285.38

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Solution

The fourth proportional to 10,210.88, 15,316.32 and 3,285.38 is: 4,928.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,210.88 : 15,316.32 = 3,285.38 : x
  2. Step 2: Convert to fraction form
    10,210.88/15,316.32 = 3,285.38/x
  3. Step 3: Cross multiply
    10,210.88x = 15,316.32 × 3,285.38
  4. Step 4: Simplify right side
    10,210.88x = 50,319,854.82
  5. Step 5: Solve for x
    x = 50,319,854.82/10,210.88
  6. Step 6: Final answer
    x = 4,928.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.