Home / 6,554.27-9,807.73-5,640.84

Finding the Fourth Proportional to 6,554.27, 9,807.73 and 5,640.84

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Solution

The fourth proportional to 6,554.27, 9,807.73 and 5,640.84 is: 8,440.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.27 : 9,807.73 = 5,640.84 : x
  2. Step 2: Convert to fraction form
    6,554.27/9,807.73 = 5,640.84/x
  3. Step 3: Cross multiply
    6,554.27x = 9,807.73 × 5,640.84
  4. Step 4: Simplify right side
    6,554.27x = 55,323,853.32
  5. Step 5: Solve for x
    x = 55,323,853.32/6,554.27
  6. Step 6: Final answer
    x = 8,440.89

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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.