Home / 8,892.56-13,351.80-6,309.20

Finding the Fourth Proportional to 8,892.56, 13,351.80 and 6,309.20

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Solution

The fourth proportional to 8,892.56, 13,351.80 and 6,309.20 is: 9,473.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.56 : 13,351.80 = 6,309.20 : x
  2. Step 2: Convert to fraction form
    8,892.56/13,351.80 = 6,309.20/x
  3. Step 3: Cross multiply
    8,892.56x = 13,351.80 × 6,309.20
  4. Step 4: Simplify right side
    8,892.56x = 84,239,176.56
  5. Step 5: Solve for x
    x = 84,239,176.56/8,892.56
  6. Step 6: Final answer
    x = 9,473.00

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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.