Home / 10,763.04-16,144.08-2,971.68

Finding the Fourth Proportional to 10,763.04, 16,144.08 and 2,971.68

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Solution

The fourth proportional to 10,763.04, 16,144.08 and 2,971.68 is: 4,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.04 : 16,144.08 = 2,971.68 : x
  2. Step 2: Convert to fraction form
    10,763.04/16,144.08 = 2,971.68/x
  3. Step 3: Cross multiply
    10,763.04x = 16,144.08 × 2,971.68
  4. Step 4: Simplify right side
    10,763.04x = 47,975,039.65
  5. Step 5: Solve for x
    x = 47,975,039.65/10,763.04
  6. Step 6: Final answer
    x = 4,457.39

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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.