Home / 8,816.56-13,225.56-4,431.76

Finding the Fourth Proportional to 8,816.56, 13,225.56 and 4,431.76

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Solution

The fourth proportional to 8,816.56, 13,225.56 and 4,431.76 is: 6,648.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.56 : 13,225.56 = 4,431.76 : x
  2. Step 2: Convert to fraction form
    8,816.56/13,225.56 = 4,431.76/x
  3. Step 3: Cross multiply
    8,816.56x = 13,225.56 × 4,431.76
  4. Step 4: Simplify right side
    8,816.56x = 58,612,507.79
  5. Step 5: Solve for x
    x = 58,612,507.79/8,816.56
  6. Step 6: Final answer
    x = 6,648.00

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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.