Home / 5,439.83-8,159.74-1,544.27

Finding the Fourth Proportional to 5,439.83, 8,159.74 and 1,544.27

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Solution

The fourth proportional to 5,439.83, 8,159.74 and 1,544.27 is: 2,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.83 : 8,159.74 = 1,544.27 : x
  2. Step 2: Convert to fraction form
    5,439.83/8,159.74 = 1,544.27/x
  3. Step 3: Cross multiply
    5,439.83x = 8,159.74 × 1,544.27
  4. Step 4: Simplify right side
    5,439.83x = 12,600,797.03
  5. Step 5: Solve for x
    x = 12,600,797.03/5,439.83
  6. Step 6: Final answer
    x = 2,316.40

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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.