Home / 9,010.10-13,519.20-5,722.30

Finding the Fourth Proportional to 9,010.10, 13,519.20 and 5,722.30

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Solution

The fourth proportional to 9,010.10, 13,519.20 and 5,722.30 is: 8,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.10 : 13,519.20 = 5,722.30 : x
  2. Step 2: Convert to fraction form
    9,010.10/13,519.20 = 5,722.30/x
  3. Step 3: Cross multiply
    9,010.10x = 13,519.20 × 5,722.30
  4. Step 4: Simplify right side
    9,010.10x = 77,360,918.16
  5. Step 5: Solve for x
    x = 77,360,918.16/9,010.10
  6. Step 6: Final answer
    x = 8,586.02

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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.