Home / 9,435.96-13,021.61-5,244.21

Finding the Fourth Proportional to 9,435.96, 13,021.61 and 5,244.21

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Solution

The fourth proportional to 9,435.96, 13,021.61 and 5,244.21 is: 7,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435.96 : 13,021.61 = 5,244.21 : x
  2. Step 2: Convert to fraction form
    9,435.96/13,021.61 = 5,244.21/x
  3. Step 3: Cross multiply
    9,435.96x = 13,021.61 × 5,244.21
  4. Step 4: Simplify right side
    9,435.96x = 68,288,031.16
  5. Step 5: Solve for x
    x = 68,288,031.16/9,435.96
  6. Step 6: Final answer
    x = 7,237.00

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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.