Home / 6,423.48-8,861.91-4,032.43

Finding the Fourth Proportional to 6,423.48, 8,861.91 and 4,032.43

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Solution

The fourth proportional to 6,423.48, 8,861.91 and 4,032.43 is: 5,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.48 : 8,861.91 = 4,032.43 : x
  2. Step 2: Convert to fraction form
    6,423.48/8,861.91 = 4,032.43/x
  3. Step 3: Cross multiply
    6,423.48x = 8,861.91 × 4,032.43
  4. Step 4: Simplify right side
    6,423.48x = 35,735,044.31
  5. Step 5: Solve for x
    x = 35,735,044.31/6,423.48
  6. Step 6: Final answer
    x = 5,563.19

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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.