Home / 6,328.98-9,485.70-4,480.62

Finding the Fourth Proportional to 6,328.98, 9,485.70 and 4,480.62

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Solution

The fourth proportional to 6,328.98, 9,485.70 and 4,480.62 is: 6,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.98 : 9,485.70 = 4,480.62 : x
  2. Step 2: Convert to fraction form
    6,328.98/9,485.70 = 4,480.62/x
  3. Step 3: Cross multiply
    6,328.98x = 9,485.70 × 4,480.62
  4. Step 4: Simplify right side
    6,328.98x = 42,501,817.13
  5. Step 5: Solve for x
    x = 42,501,817.13/6,328.98
  6. Step 6: Final answer
    x = 6,715.43

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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.