Home / 8,807.06-13,214.89-3,876.08

Finding the Fourth Proportional to 8,807.06, 13,214.89 and 3,876.08

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Solution

The fourth proportional to 8,807.06, 13,214.89 and 3,876.08 is: 5,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.06 : 13,214.89 = 3,876.08 : x
  2. Step 2: Convert to fraction form
    8,807.06/13,214.89 = 3,876.08/x
  3. Step 3: Cross multiply
    8,807.06x = 13,214.89 × 3,876.08
  4. Step 4: Simplify right side
    8,807.06x = 51,221,970.83
  5. Step 5: Solve for x
    x = 51,221,970.83/8,807.06
  6. Step 6: Final answer
    x = 5,816.01

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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.