Home / 10,227.76-15,341.60-3,208.32

Finding the Fourth Proportional to 10,227.76, 15,341.60 and 3,208.32

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Solution

The fourth proportional to 10,227.76, 15,341.60 and 3,208.32 is: 4,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227.76 : 15,341.60 = 3,208.32 : x
  2. Step 2: Convert to fraction form
    10,227.76/15,341.60 = 3,208.32/x
  3. Step 3: Cross multiply
    10,227.76x = 15,341.60 × 3,208.32
  4. Step 4: Simplify right side
    10,227.76x = 49,220,762.11
  5. Step 5: Solve for x
    x = 49,220,762.11/10,227.76
  6. Step 6: Final answer
    x = 4,812.47

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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.