Home / 11,657.04-16,084.54-6,621.44

Finding the Fourth Proportional to 11,657.04, 16,084.54 and 6,621.44

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Solution

The fourth proportional to 11,657.04, 16,084.54 and 6,621.44 is: 9,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657.04 : 16,084.54 = 6,621.44 : x
  2. Step 2: Convert to fraction form
    11,657.04/16,084.54 = 6,621.44/x
  3. Step 3: Cross multiply
    11,657.04x = 16,084.54 × 6,621.44
  4. Step 4: Simplify right side
    11,657.04x = 106,502,816.54
  5. Step 5: Solve for x
    x = 106,502,816.54/11,657.04
  6. Step 6: Final answer
    x = 9,136.35

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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.