Home / 8,501.34-11,728.56-6,268.50

Finding the Fourth Proportional to 8,501.34, 11,728.56 and 6,268.50

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Solution

The fourth proportional to 8,501.34, 11,728.56 and 6,268.50 is: 8,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.34 : 11,728.56 = 6,268.50 : x
  2. Step 2: Convert to fraction form
    8,501.34/11,728.56 = 6,268.50/x
  3. Step 3: Cross multiply
    8,501.34x = 11,728.56 × 6,268.50
  4. Step 4: Simplify right side
    8,501.34x = 73,520,478.36
  5. Step 5: Solve for x
    x = 73,520,478.36/8,501.34
  6. Step 6: Final answer
    x = 8,648.10

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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.