Home / 6,272.76-8,653.32-5,277.66

Finding the Fourth Proportional to 6,272.76, 8,653.32 and 5,277.66

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Solution

The fourth proportional to 6,272.76, 8,653.32 and 5,277.66 is: 7,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.76 : 8,653.32 = 5,277.66 : x
  2. Step 2: Convert to fraction form
    6,272.76/8,653.32 = 5,277.66/x
  3. Step 3: Cross multiply
    6,272.76x = 8,653.32 × 5,277.66
  4. Step 4: Simplify right side
    6,272.76x = 45,669,280.83
  5. Step 5: Solve for x
    x = 45,669,280.83/6,272.76
  6. Step 6: Final answer
    x = 7,280.57

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Double scale
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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.