Home / 8,411.54-11,607.87-5,056.20

Finding the Fourth Proportional to 8,411.54, 11,607.87 and 5,056.20

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Solution

The fourth proportional to 8,411.54, 11,607.87 and 5,056.20 is: 6,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411.54 : 11,607.87 = 5,056.20 : x
  2. Step 2: Convert to fraction form
    8,411.54/11,607.87 = 5,056.20/x
  3. Step 3: Cross multiply
    8,411.54x = 11,607.87 × 5,056.20
  4. Step 4: Simplify right side
    8,411.54x = 58,691,712.29
  5. Step 5: Solve for x
    x = 58,691,712.29/8,411.54
  6. Step 6: Final answer
    x = 6,977.53

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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.