Home / 8,927.48-13,390.54-3,380.32

Finding the Fourth Proportional to 8,927.48, 13,390.54 and 3,380.32

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Solution

The fourth proportional to 8,927.48, 13,390.54 and 3,380.32 is: 5,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.48 : 13,390.54 = 3,380.32 : x
  2. Step 2: Convert to fraction form
    8,927.48/13,390.54 = 3,380.32/x
  3. Step 3: Cross multiply
    8,927.48x = 13,390.54 × 3,380.32
  4. Step 4: Simplify right side
    8,927.48x = 45,264,310.17
  5. Step 5: Solve for x
    x = 45,264,310.17/8,927.48
  6. Step 6: Final answer
    x = 5,070.22

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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.