Home / 9,621.04-14,416.96-7,144.26

Finding the Fourth Proportional to 9,621.04, 14,416.96 and 7,144.26

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Solution

The fourth proportional to 9,621.04, 14,416.96 and 7,144.26 is: 10,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.04 : 14,416.96 = 7,144.26 : x
  2. Step 2: Convert to fraction form
    9,621.04/14,416.96 = 7,144.26/x
  3. Step 3: Cross multiply
    9,621.04x = 14,416.96 × 7,144.26
  4. Step 4: Simplify right side
    9,621.04x = 102,998,510.65
  5. Step 5: Solve for x
    x = 102,998,510.65/9,621.04
  6. Step 6: Final answer
    x = 10,705.55

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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.