Home / 6,440.98-9,644.95-4,463.80

Finding the Fourth Proportional to 6,440.98, 9,644.95 and 4,463.80

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Solution

The fourth proportional to 6,440.98, 9,644.95 and 4,463.80 is: 6,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440.98 : 9,644.95 = 4,463.80 : x
  2. Step 2: Convert to fraction form
    6,440.98/9,644.95 = 4,463.80/x
  3. Step 3: Cross multiply
    6,440.98x = 9,644.95 × 4,463.80
  4. Step 4: Simplify right side
    6,440.98x = 43,053,127.81
  5. Step 5: Solve for x
    x = 43,053,127.81/6,440.98
  6. Step 6: Final answer
    x = 6,684.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.