Home / 8,280.54-11,429.72-5,094.81

Finding the Fourth Proportional to 8,280.54, 11,429.72 and 5,094.81

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Solution

The fourth proportional to 8,280.54, 11,429.72 and 5,094.81 is: 7,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280.54 : 11,429.72 = 5,094.81 : x
  2. Step 2: Convert to fraction form
    8,280.54/11,429.72 = 5,094.81/x
  3. Step 3: Cross multiply
    8,280.54x = 11,429.72 × 5,094.81
  4. Step 4: Simplify right side
    8,280.54x = 58,232,226.28
  5. Step 5: Solve for x
    x = 58,232,226.28/8,280.54
  6. Step 6: Final answer
    x = 7,032.42

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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.