Home / 8,560.08-11,807.82-5,410.80

Finding the Fourth Proportional to 8,560.08, 11,807.82 and 5,410.80

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Solution

The fourth proportional to 8,560.08, 11,807.82 and 5,410.80 is: 7,463.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.08 : 11,807.82 = 5,410.80 : x
  2. Step 2: Convert to fraction form
    8,560.08/11,807.82 = 5,410.80/x
  3. Step 3: Cross multiply
    8,560.08x = 11,807.82 × 5,410.80
  4. Step 4: Simplify right side
    8,560.08x = 63,889,752.46
  5. Step 5: Solve for x
    x = 63,889,752.46/8,560.08
  6. Step 6: Final answer
    x = 7,463.69

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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.