Home / 5,429.32-8,144.37-1,731.92

Finding the Fourth Proportional to 5,429.32, 8,144.37 and 1,731.92

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Solution

The fourth proportional to 5,429.32, 8,144.37 and 1,731.92 is: 2,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.32 : 8,144.37 = 1,731.92 : x
  2. Step 2: Convert to fraction form
    5,429.32/8,144.37 = 1,731.92/x
  3. Step 3: Cross multiply
    5,429.32x = 8,144.37 × 1,731.92
  4. Step 4: Simplify right side
    5,429.32x = 14,105,356.57
  5. Step 5: Solve for x
    x = 14,105,356.57/5,429.32
  6. Step 6: Final answer
    x = 2,598.00

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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.