Home / 6,284.79-8,670.53-3,631.71

Finding the Fourth Proportional to 6,284.79, 8,670.53 and 3,631.71

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Solution

The fourth proportional to 6,284.79, 8,670.53 and 3,631.71 is: 5,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.79 : 8,670.53 = 3,631.71 : x
  2. Step 2: Convert to fraction form
    6,284.79/8,670.53 = 3,631.71/x
  3. Step 3: Cross multiply
    6,284.79x = 8,670.53 × 3,631.71
  4. Step 4: Simplify right side
    6,284.79x = 31,488,832.35
  5. Step 5: Solve for x
    x = 31,488,832.35/6,284.79
  6. Step 6: Final answer
    x = 5,010.32

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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.