Home / 8,555.28-12,816.30-4,846.08

Finding the Fourth Proportional to 8,555.28, 12,816.30 and 4,846.08

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Solution

The fourth proportional to 8,555.28, 12,816.30 and 4,846.08 is: 7,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.28 : 12,816.30 = 4,846.08 : x
  2. Step 2: Convert to fraction form
    8,555.28/12,816.30 = 4,846.08/x
  3. Step 3: Cross multiply
    8,555.28x = 12,816.30 × 4,846.08
  4. Step 4: Simplify right side
    8,555.28x = 62,108,815.10
  5. Step 5: Solve for x
    x = 62,108,815.10/8,555.28
  6. Step 6: Final answer
    x = 7,259.71

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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.