Home / 5,549.09-8,311.30-5,116.94

Finding the Fourth Proportional to 5,549.09, 8,311.30 and 5,116.94

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Solution

The fourth proportional to 5,549.09, 8,311.30 and 5,116.94 is: 7,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.09 : 8,311.30 = 5,116.94 : x
  2. Step 2: Convert to fraction form
    5,549.09/8,311.30 = 5,116.94/x
  3. Step 3: Cross multiply
    5,549.09x = 8,311.30 × 5,116.94
  4. Step 4: Simplify right side
    5,549.09x = 42,528,356.28
  5. Step 5: Solve for x
    x = 42,528,356.28/5,549.09
  6. Step 6: Final answer
    x = 7,664.02

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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.