Home / 5,082.32-7,623.48-1,434.32

Finding the Fourth Proportional to 5,082.32, 7,623.48 and 1,434.32

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Solution

The fourth proportional to 5,082.32, 7,623.48 and 1,434.32 is: 2,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.32 : 7,623.48 = 1,434.32 : x
  2. Step 2: Convert to fraction form
    5,082.32/7,623.48 = 1,434.32/x
  3. Step 3: Cross multiply
    5,082.32x = 7,623.48 × 1,434.32
  4. Step 4: Simplify right side
    5,082.32x = 10,934,509.83
  5. Step 5: Solve for x
    x = 10,934,509.83/5,082.32
  6. Step 6: Final answer
    x = 2,151.48

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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.