Home / 10,071.87-15,112.76-4,529.13

Finding the Fourth Proportional to 10,071.87, 15,112.76 and 4,529.13

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Solution

The fourth proportional to 10,071.87, 15,112.76 and 4,529.13 is: 6,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.87 : 15,112.76 = 4,529.13 : x
  2. Step 2: Convert to fraction form
    10,071.87/15,112.76 = 4,529.13/x
  3. Step 3: Cross multiply
    10,071.87x = 15,112.76 × 4,529.13
  4. Step 4: Simplify right side
    10,071.87x = 68,447,632.05
  5. Step 5: Solve for x
    x = 68,447,632.05/10,071.87
  6. Step 6: Final answer
    x = 6,795.92

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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.