Home / 10,164.09-15,246.63-3,148.95

Finding the Fourth Proportional to 10,164.09, 15,246.63 and 3,148.95

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Solution

The fourth proportional to 10,164.09, 15,246.63 and 3,148.95 is: 4,723.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,164.09 : 15,246.63 = 3,148.95 : x
  2. Step 2: Convert to fraction form
    10,164.09/15,246.63 = 3,148.95/x
  3. Step 3: Cross multiply
    10,164.09x = 15,246.63 × 3,148.95
  4. Step 4: Simplify right side
    10,164.09x = 48,010,875.54
  5. Step 5: Solve for x
    x = 48,010,875.54/10,164.09
  6. Step 6: Final answer
    x = 4,723.58

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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.