Home / 10,208.48-15,314.16-3,281.36

Finding the Fourth Proportional to 10,208.48, 15,314.16 and 3,281.36

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Solution

The fourth proportional to 10,208.48, 15,314.16 and 3,281.36 is: 4,922.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.48 : 15,314.16 = 3,281.36 : x
  2. Step 2: Convert to fraction form
    10,208.48/15,314.16 = 3,281.36/x
  3. Step 3: Cross multiply
    10,208.48x = 15,314.16 × 3,281.36
  4. Step 4: Simplify right side
    10,208.48x = 50,251,272.06
  5. Step 5: Solve for x
    x = 50,251,272.06/10,208.48
  6. Step 6: Final answer
    x = 4,922.50

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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.