Home / 4,558.72-6,837.60-1,272.16

Finding the Fourth Proportional to 4,558.72, 6,837.60 and 1,272.16

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Solution

The fourth proportional to 4,558.72, 6,837.60 and 1,272.16 is: 1,908.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.72 : 6,837.60 = 1,272.16 : x
  2. Step 2: Convert to fraction form
    4,558.72/6,837.60 = 1,272.16/x
  3. Step 3: Cross multiply
    4,558.72x = 6,837.60 × 1,272.16
  4. Step 4: Simplify right side
    4,558.72x = 8,698,521.22
  5. Step 5: Solve for x
    x = 8,698,521.22/4,558.72
  6. Step 6: Final answer
    x = 1,908.11

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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.