Home / 6,817.19-10,210.79-5,633.78

Finding the Fourth Proportional to 6,817.19, 10,210.79 and 5,633.78

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Solution

The fourth proportional to 6,817.19, 10,210.79 and 5,633.78 is: 8,438.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.19 : 10,210.79 = 5,633.78 : x
  2. Step 2: Convert to fraction form
    6,817.19/10,210.79 = 5,633.78/x
  3. Step 3: Cross multiply
    6,817.19x = 10,210.79 × 5,633.78
  4. Step 4: Simplify right side
    6,817.19x = 57,525,307.52
  5. Step 5: Solve for x
    x = 57,525,307.52/6,817.19
  6. Step 6: Final answer
    x = 8,438.28

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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.