Home / 12,709.16-19,064.28-3,944.24

Finding the Fourth Proportional to 12,709.16, 19,064.28 and 3,944.24

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Solution

The fourth proportional to 12,709.16, 19,064.28 and 3,944.24 is: 5,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,709.16 : 19,064.28 = 3,944.24 : x
  2. Step 2: Convert to fraction form
    12,709.16/19,064.28 = 3,944.24/x
  3. Step 3: Cross multiply
    12,709.16x = 19,064.28 × 3,944.24
  4. Step 4: Simplify right side
    12,709.16x = 75,194,095.75
  5. Step 5: Solve for x
    x = 75,194,095.75/12,709.16
  6. Step 6: Final answer
    x = 5,916.53

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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.