Home / 6,440.25-8,886.53-3,751.91

Finding the Fourth Proportional to 6,440.25, 8,886.53 and 3,751.91

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Solution

The fourth proportional to 6,440.25, 8,886.53 and 3,751.91 is: 5,177.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440.25 : 8,886.53 = 3,751.91 : x
  2. Step 2: Convert to fraction form
    6,440.25/8,886.53 = 3,751.91/x
  3. Step 3: Cross multiply
    6,440.25x = 8,886.53 × 3,751.91
  4. Step 4: Simplify right side
    6,440.25x = 33,341,442.01
  5. Step 5: Solve for x
    x = 33,341,442.01/6,440.25
  6. Step 6: Final answer
    x = 5,177.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.