Home / 5,370.39-8,055.57-1,672.83

Finding the Fourth Proportional to 5,370.39, 8,055.57 and 1,672.83

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Solution

The fourth proportional to 5,370.39, 8,055.57 and 1,672.83 is: 2,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.39 : 8,055.57 = 1,672.83 : x
  2. Step 2: Convert to fraction form
    5,370.39/8,055.57 = 1,672.83/x
  3. Step 3: Cross multiply
    5,370.39x = 8,055.57 × 1,672.83
  4. Step 4: Simplify right side
    5,370.39x = 13,475,599.16
  5. Step 5: Solve for x
    x = 13,475,599.16/5,370.39
  6. Step 6: Final answer
    x = 2,509.24

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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.