Home / 6,281.34-8,668.35-3,628.98

Finding the Fourth Proportional to 6,281.34, 8,668.35 and 3,628.98

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Solution

The fourth proportional to 6,281.34, 8,668.35 and 3,628.98 is: 5,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.34 : 8,668.35 = 3,628.98 : x
  2. Step 2: Convert to fraction form
    6,281.34/8,668.35 = 3,628.98/x
  3. Step 3: Cross multiply
    6,281.34x = 8,668.35 × 3,628.98
  4. Step 4: Simplify right side
    6,281.34x = 31,457,268.78
  5. Step 5: Solve for x
    x = 31,457,268.78/6,281.34
  6. Step 6: Final answer
    x = 5,008.05

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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.