Home / 8,996.95-12,415.79-5,018.06

Finding the Fourth Proportional to 8,996.95, 12,415.79 and 5,018.06

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Solution

The fourth proportional to 8,996.95, 12,415.79 and 5,018.06 is: 6,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.95 : 12,415.79 = 5,018.06 : x
  2. Step 2: Convert to fraction form
    8,996.95/12,415.79 = 5,018.06/x
  3. Step 3: Cross multiply
    8,996.95x = 12,415.79 × 5,018.06
  4. Step 4: Simplify right side
    8,996.95x = 62,303,154.08
  5. Step 5: Solve for x
    x = 62,303,154.08/8,996.95
  6. Step 6: Final answer
    x = 6,924.92

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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.