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Finding the Fourth Proportional to 8,395.06, 11,585.18 and 4,669.06

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Solution

The fourth proportional to 8,395.06, 11,585.18 and 4,669.06 is: 6,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.06 : 11,585.18 = 4,669.06 : x
  2. Step 2: Convert to fraction form
    8,395.06/11,585.18 = 4,669.06/x
  3. Step 3: Cross multiply
    8,395.06x = 11,585.18 × 4,669.06
  4. Step 4: Simplify right side
    8,395.06x = 54,091,900.53
  5. Step 5: Solve for x
    x = 54,091,900.53/8,395.06
  6. Step 6: Final answer
    x = 6,443.30

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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.