Home / 8,155.32-11,254.44-4,618.44

Finding the Fourth Proportional to 8,155.32, 11,254.44 and 4,618.44

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Solution

The fourth proportional to 8,155.32, 11,254.44 and 4,618.44 is: 6,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.32 : 11,254.44 = 4,618.44 : x
  2. Step 2: Convert to fraction form
    8,155.32/11,254.44 = 4,618.44/x
  3. Step 3: Cross multiply
    8,155.32x = 11,254.44 × 4,618.44
  4. Step 4: Simplify right side
    8,155.32x = 51,977,955.87
  5. Step 5: Solve for x
    x = 51,977,955.87/8,155.32
  6. Step 6: Final answer
    x = 6,373.50

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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.