Home / 6,253.83-8,630.22-3,421.18

Finding the Fourth Proportional to 6,253.83, 8,630.22 and 3,421.18

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Solution

The fourth proportional to 6,253.83, 8,630.22 and 3,421.18 is: 4,721.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.83 : 8,630.22 = 3,421.18 : x
  2. Step 2: Convert to fraction form
    6,253.83/8,630.22 = 3,421.18/x
  3. Step 3: Cross multiply
    6,253.83x = 8,630.22 × 3,421.18
  4. Step 4: Simplify right side
    6,253.83x = 29,525,492.91
  5. Step 5: Solve for x
    x = 29,525,492.91/6,253.83
  6. Step 6: Final answer
    x = 4,721.19

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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.