Home / 6,403.04-8,839.67-4,424.23

Finding the Fourth Proportional to 6,403.04, 8,839.67 and 4,424.23

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Solution

The fourth proportional to 6,403.04, 8,839.67 and 4,424.23 is: 6,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403.04 : 8,839.67 = 4,424.23 : x
  2. Step 2: Convert to fraction form
    6,403.04/8,839.67 = 4,424.23/x
  3. Step 3: Cross multiply
    6,403.04x = 8,839.67 × 4,424.23
  4. Step 4: Simplify right side
    6,403.04x = 39,108,733.20
  5. Step 5: Solve for x
    x = 39,108,733.20/6,403.04
  6. Step 6: Final answer
    x = 6,107.84

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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.