Home / 2,912.42-4,366.19-1,156.32

Finding the Fourth Proportional to 2,912.42, 4,366.19 and 1,156.32

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Solution

The fourth proportional to 2,912.42, 4,366.19 and 1,156.32 is: 1,733.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.42 : 4,366.19 = 1,156.32 : x
  2. Step 2: Convert to fraction form
    2,912.42/4,366.19 = 1,156.32/x
  3. Step 3: Cross multiply
    2,912.42x = 4,366.19 × 1,156.32
  4. Step 4: Simplify right side
    2,912.42x = 5,048,715.71
  5. Step 5: Solve for x
    x = 5,048,715.71/2,912.42
  6. Step 6: Final answer
    x = 1,733.51

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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.