Home / 8,744.09-13,113.29-2,899.13

Finding the Fourth Proportional to 8,744.09, 13,113.29 and 2,899.13

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Solution

The fourth proportional to 8,744.09, 13,113.29 and 2,899.13 is: 4,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.09 : 13,113.29 = 2,899.13 : x
  2. Step 2: Convert to fraction form
    8,744.09/13,113.29 = 2,899.13/x
  3. Step 3: Cross multiply
    8,744.09x = 13,113.29 × 2,899.13
  4. Step 4: Simplify right side
    8,744.09x = 38,017,074.12
  5. Step 5: Solve for x
    x = 38,017,074.12/8,744.09
  6. Step 6: Final answer
    x = 4,347.75

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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.