Home / 6,206.90-8,559.09-4,320.63

Finding the Fourth Proportional to 6,206.90, 8,559.09 and 4,320.63

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Solution

The fourth proportional to 6,206.90, 8,559.09 and 4,320.63 is: 5,958.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,206.90 : 8,559.09 = 4,320.63 : x
  2. Step 2: Convert to fraction form
    6,206.90/8,559.09 = 4,320.63/x
  3. Step 3: Cross multiply
    6,206.90x = 8,559.09 × 4,320.63
  4. Step 4: Simplify right side
    6,206.90x = 36,980,661.03
  5. Step 5: Solve for x
    x = 36,980,661.03/6,206.90
  6. Step 6: Final answer
    x = 5,958.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.