Home / 8,996.40-12,415.48-5,017.44

Finding the Fourth Proportional to 8,996.40, 12,415.48 and 5,017.44

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Solution

The fourth proportional to 8,996.40, 12,415.48 and 5,017.44 is: 6,924.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.40 : 12,415.48 = 5,017.44 : x
  2. Step 2: Convert to fraction form
    8,996.40/12,415.48 = 5,017.44/x
  3. Step 3: Cross multiply
    8,996.40x = 12,415.48 × 5,017.44
  4. Step 4: Simplify right side
    8,996.40x = 62,293,925.97
  5. Step 5: Solve for x
    x = 62,293,925.97/8,996.40
  6. Step 6: Final answer
    x = 6,924.32

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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.